• Other unusual features of this ghost-like octopus were that it seemed rather unmuscular and lacked chromatophores (pigment cells) that are common to most cephalopods. (scienceblogs.com)
  • Unlike most other cephalopods, tree octopuses are amphibious, spending only their early life and the period of their mating season in their ancestral aquatic environment. (zapatopi.net)
  • An octopus is one of more than 300 species of soft-bodies cephalopods belonging to the order Octopoda, and closely related to squids, cuttlefish, and nautilus. (sarawak.com.my)
  • Get support for keeping a pet octopus and other cephalopods. (tonmo.com)
  • Care for exotic and rare species of cephalopods. (tonmo.com)
  • Like other cephalopods, an octopus is bilaterally symmetric with two eyes and a beaked mouth at the center point of the eight limbs. (wikipedia.org)
  • When unravelling the enigma of the Mimic Octopus, one is immediately struck by its extraordinary adaptive abilities which set it apart in the realm of Cephalopods. (canineshowservices.com)
  • The mimic octopus, unlike most cephalopods, does not only rely on camouflage to protect itself from predators. (canineshowservices.com)
  • This month's cover illustration of an octopus comes from the book Natural, General and Particular History of the Acetabuiferous Cephalopods Living (see the bibliography for the full title). (cdc.gov)
  • Mollusks include cones (including cone snails), cephalopods (including octopi and squids), and bivalves. (msdmanuals.com)
  • Hey all, Approximately two months ago I bought a small octopus from my LFS. (tonmo.com)
  • And remember, these octopus only flash their characteristic blue rings when upset, so stay clear of any small octopus, no matter what they look like. (yahoo.com)
  • The small octopus eat, grow, and do well on their planktonic diet from day 1 until day 10. (reefbuilders.com)
  • In neuroscientist Gül Dölen's lab at Johns Hopkins University, a small octopus scoots along the bottom of its tank. (brainfacts.org)
  • It is almost certainly an undescribed species and may not belong to any described genus. (independent.co.uk)
  • Argonaut (animal) The argonauts (genus Argonauta, the only extant genus in the family Argonautidae) are a group of pelagic octopuses. (sarawak.com.my)
  • This species belongs to the Opistotheuthis genus, which includes octopus species that are notable for their compressed shape and stumpy, webbed limbs. (discovermagazine.com)
  • Ziegler: "The DNA showed beyond a doubt that we were looking at a species of the genus Grimpoteuthis. (international-animalhealth.com)
  • Compared to other species of this genus, it displays several special characteristics. (international-animalhealth.com)
  • Amphioctopus (formerly in the genus Octopus) marginatus (Taki 1964), Coconut or Veined Octopus. (wetwebmedia.com)
  • The order consists of some 300 species and is grouped within the class Cephalopoda with squids , cuttlefish , and nautiloids . (wikipedia.org)
  • Octopuses, which are organisms of the class Cephalopoda in the phylum Mollusca, are generally harmless and unlikely to be aggressive unless provoked. (medscape.com)
  • A new species of Pareledone (Cephalopoda: Octopodidae) from Antarctic Peninsula Waters. (bas.ac.uk)
  • Current methods used to describe new cephalopod species often require dissection to examine internal organs, which involves damage to or even partial destruction of a specimen and may thus preclude analysis of singular, endangered, rare, or otherwise valuable organisms. (biomedcentral.com)
  • Certain species of cephalopod. (myprepclub.com)
  • Considering this tropical species only requires a 300-gallon aquarium, it could make a great potentially sustainable option for the cephalopod minded aquarist in the future. (reefbuilders.com)
  • The paper says that in the past 500-million years of cephalopod evolution, compared to their closest relatives, the more primitive nautiluses and other mollusks, octopuses are light years ahead. (gaia.com)
  • Essentially, the paper offers two explanations for this massive leap in cephalopod evolution: either cryopreserved octopus embryos arrived from space en masse 275 million years ago, or extraterrestrial viruses delivered a suite of genes that hyper-evolved squid to the more advanced octopus. (gaia.com)
  • Finding another octopus in a mesh container, it drapes its long arms over the container, trying to touch its fellow cephalopod in an underwater embrace. (brainfacts.org)
  • The shorter brooding period in warmer waters greatly reduces the risk of developing octopus embryos from being eaten by predators. (klfy.com)
  • octopuses or octopodes [a] ) is a soft-bodied, eight-limbed mollusc of the order Octopoda ( / ɒ k ˈ t ɒ p ə d ə / , ok- TOP -ə-də [3] ). (wikipedia.org)
  • There are only a few species of octopus and squid that inhabit the temperate waters of the Pacific Northwest. (sarawak.com.my)
  • This gradation is believed to be present in an octopus' beak as well as squid. (mentalfloss.com)
  • Okay, maybe Cthulhu doesn't exist, but a new scientific paper proposes that cryogenically preserved squid and octopus eggs may have seeded our planet via interstellar asteroids, inevitably leading to more complex, intelligent life on Earth. (gaia.com)
  • Other squid species are of less concern. (msdmanuals.com)
  • The venom of blue-ringed octopus contains tetrodotoxin, a potent neurotoxin claimed to be a thousand times more potent to humans than cyanide. (yahoo.com)
  • First discovered in pufferfish, tetrodotoxin is actually found in more than 100 species including the Panamanian golden frog and rough-skinned newt. (yahoo.com)
  • Surprisingly, scientists are debating where blue-ringed octopus and other marine animals source their tetrodotoxin. (yahoo.com)
  • Most of these animals use tetrodotoxin for defence, but blue-ringed octopus also use it to hunt and kill their prey, such as fish and crabs. (yahoo.com)
  • Tetrodotoxin is found in over 100 species, including pufferfish. (yahoo.com)
  • There are many fractions in the venom secreted from the salivary glands of the blue-ringed octopus, one of which is identical to tetrodotoxin. (medscape.com)
  • Respiratory failure and lethal hypotension due to blue-ringed octopus and tetrodotoxin envenomation observed and counteracted in animal models. (medscape.com)
  • Tetrodotoxin is a heat-stable and acid-stable, nonprotein, alkaloid toxin found in many species of the fish family Tetraodontidae (puffer fish) as well as in certain gobies, amphibians, invertebrates, and the blue-ringed octopus ( 2 ). (cdc.gov)
  • INTRODUCTION: Tetrodotoxin (TTX) is a potent sodium channel blocker, with significant neurotoxicity, found in marine animals like pufferfish and blue-ringed octopus. (cdc.gov)
  • The consumption of toxic amounts of tetrodotoxin found in seafood such as puffer fish and blue ring octopus results primarily in neurologic and gastroentestinal signs and symptoms. (cdc.gov)
  • These are characteristics common to octopuses that swim at shallow depths less than 4,000 meters deep. (scienceblogs.com)
  • This allows an octopus to nestle inside crevices of any shape, as long at the volume is sufficient. (mentalfloss.com)
  • Be careful exploring rock pools, cracks or crevices, or picking up empty shells or bottles at the beach, where the octopus may make a home or den, or even when retrieving fishing gear, such as octopus pots or lobster pots. (yahoo.com)
  • Upon further investigation, researchers confirmed the octopus nests were clustered in crevices bathed by hydrothermal springs where warmer waters flow from the seafloor. (klfy.com)
  • However, the water temperature within the cracks and crevices at the Octopus Garden reached nearly 41 degrees. (klfy.com)
  • They have short arms, and lack the 'ears' found in the deep-sea Grimpoteuthis species (nicknamed the Dumbo octopuses). (wikipedia.org)
  • A new species of deep-sea dwelling dumbo octopus called Grimpoteuthis imperator sp. (biomedcentral.com)
  • In addition to the scientific name in Latin, the authors suggest possible common names for this new species such as Emperor dumbo, Dumbo impérial (French), 天皇ダンボ (Japanese), and Kaiserdumbo (German). (biomedcentral.com)
  • Researchers in Bonn have now published the species description and named the animal "Emperor dumbo" (Grimpoteuthis imperator). (international-animalhealth.com)
  • One organism in particular caused a media stir: a dumbo octopus. (international-animalhealth.com)
  • Dumbo octopuses are a group of deep-sea-dwelling octopuses that includes 45 species. (international-animalhealth.com)
  • The name is based on the flying elephant from the Walt Disney movie of the same name, who is made fun of because of his unusually large ears - the fins of the dumbo octopuses, which are on the sides of the head resemble these elephant ears. (international-animalhealth.com)
  • However, the dumbo on the research vessel SONNE differed significantly from the known octopus species. (international-animalhealth.com)
  • Thankfully, Dr. Eberhard D. Pracht from the DZNE agreed to conduct a high-resolution scan of the dumbo octopus in 3D. (international-animalhealth.com)
  • Examination of the reproductive organs revealed the dumbo octopus to be an adult male. (international-animalhealth.com)
  • The web is much longer in dumbo octopus species that mainly float freely in the water column," Ziegler says. (international-animalhealth.com)
  • The generally smaller male octopus, uses his specialized tentacle called the hectocotylus to transfer sperm to the female. (reefbuilders.com)
  • Unlike the male octopus, the female will go on to tend to her eggs. (reefbuilders.com)
  • The male octopus, on the other hand, often has to flee to avoid the female's penchant for cannibalism. (livescience.com)
  • The male octopus uses a detachable penis to impregnate the female, but first he has to find her. (livescience.com)
  • But once he finds a female, the male octopus has to be careful, because females often try to kill and eat the males after copulation. (livescience.com)
  • The researcher contacted colleagues to share the find, made on 27 February, and said they will compare the "Casper" octopus with others observed at similar depths for a scientific report. (independent.co.uk)
  • An evolutionary biologist from the University of Bonn brought a new octopus species to light from depths of more than 4,000 meters in the North Pacific Ocean. (international-animalhealth.com)
  • Besides allowing them to see their prey and environment, it helps them in inter-octopus relations. (zapatopi.net)
  • Voight thinks that these octopuses usually eat creatures from the sediment on the ocean floor, passing food from sucker to sucker and then crushing their prey like popcorn. (sarawak.com.my)
  • Our research findings show how precise octopuses are in their ability to drill into the shells of their prey. (saveourseas.com)
  • The octopuses solution to getting its prey is a little drill inside the mouth. (saveourseas.com)
  • Octopuses spend hours making a tiny hole in the strong, calcified shells of their prey through which they inject a venom from their salivary glands. (saveourseas.com)
  • Moreover, Gareth looked at three different species of prey - the Abalone, the Kelp limpet, and the Helmet snail. (saveourseas.com)
  • The idea was that in order to "hit" the underlying target tissue with sufficient venom (e.g. the muscle they use to cling on tightly to a rock) octopuses would have to drill different prey species of differently-sized and shaped muscles at different levels of precision. (saveourseas.com)
  • The length of the cirri, which are small appendages on the arms that the deep-sea animals presumably use to sense their prey, also differs from species already known. (international-animalhealth.com)
  • The mimic octopus, a marvel of the marine world, utilizes an advanced form of camouflage as a pivotal defence mechanism to evade predators or while luring its prey. (canineshowservices.com)
  • Both the chromotophores and papillae work in synergy to create an impressive and compelling illusion, rendering these octopuses nearly invisible to predators and unsuspecting prey in their environmental context. (canineshowservices.com)
  • The reproductive cycle of the tree octopus is still linked to its roots in the waters of the Puget Sound from where it is thought to have originated. (zapatopi.net)
  • There are around 300 species of octopus, usually located in tropical and temperate ocean waters. (sarawak.com.my)
  • Deep in the ocean's cold, dark waters lives a species of wide-eyed octopus that will surely warm your heart with pure cuteness. (discovermagazine.com)
  • Molokai's waters are teeming with a variety of species. (kuuloakai.com)
  • Likewise, climate change could confer an advantage to some octopus species that can better adapt to warming waters . (yahoo.com)
  • Blue-ringed octopus are found in shallow coastal waters, including the foreshore, so accidental encounters do happen. (yahoo.com)
  • The Kanaloa Octopus Farm is part of a partnership that grants easy access to the warm surface waters of Hawaii and the deep colder water, that is pumped up by the Natural Energy Lab from pipes installed deep off the coast. (reefbuilders.com)
  • The gloomy octopus is common in Australian and New Zealand waters. (cosmosmagazine.com)
  • Their bites are rarely life threatening, except for the bite of the greater blue-ringed octopus, Hapalochlaena lunulata and the southern blue-ringed octopus (also known as the Australian spotted octopus) Hapalochlaena maculosa, which are found in coastal waters and tide pools around Australia and other Western Pacific tidal pools. (medscape.com)
  • The blue-ringed octopus does not naturally dwell in the coastal waters of the United States. (medscape.com)
  • Individuals bitten by a blue-ringed octopus would have to be old enough and mobile enough to be able to walk or swim in the tide pools and coastal waters of Australia. (medscape.com)
  • Individuals in Australian coastal waters must be educated to take care where they step in tide pools and not to pick up an octopus. (medscape.com)
  • All of the octopuses migrated through cold dark waters to reach the volcano's hydrothermal springs. (klfy.com)
  • The species gains their informal name from the ghostly white colouring, reminiscent of that of the cartoon character Casper the Friendly Ghost, which scientists think may be a result of lack of pigment in their food. (wikipedia.org)
  • Scientists from the National Oceanic and Atmospheric Administration (NOAA) think they have discovered a new species of octopus while exploring the ocean floor around Necker Island (near Hawaii). (scienceblogs.com)
  • Scientists believe they may have found a new species of octopus likened in appearance to Casper, the friendly cartoon ghost. (independent.co.uk)
  • Scientists weren't sure if these octopuses were even members of the same species, and they didn't know how to explain the differences in the animals' looks. (sarawak.com.my)
  • These are the smallest species of octopus discovered so far by scientists. (sarawak.com.my)
  • Scientists need to study newly discovered creatures - inside and out - to clearly describe how they are unique from other species that may be closely related. (discovermagazine.com)
  • The scientists commenting on the E/V Nautilus live stream just can't contain themselves when it comes to this adorable Flapjack Octopus. (boingboing.net)
  • The intelligence of dogs, birds, and chimpanzees was only recently accepted by scientists, who now are establishing the intelligence of the octopus, watching them solve problems and deciphering the meaning of their color-changing camouflage techniques. (hennesseyingalls.com)
  • The mimic octopus, with its unusual survival techniques, continues to baffle and amaze scientists, making it the focus of numerous studies in the world of marine biology. (canineshowservices.com)
  • A group of European scientists expressed similar concerns in a published commentary, pointing out that without a placebo group, it's difficult to say for certain whether the changes observed were actually due to MDMA, or if social behavior just changed with repeated exposure to another octopus. (brainfacts.org)
  • However, the number of suckers, half-orange-shaped gills, and details of the shell differentiate it from all previously described Grimpoteuthis species. (biomedcentral.com)
  • The octopus' intricate muscular system plays a part in its other odd features: flexibility, suckers and camouflage ability. (mentalfloss.com)
  • The Maori Octopus shed skin on their suckers to improve their taste buds! (octonation.com)
  • To keep their suckers at peak sensory levels, the Maori Octopus swirls or rubs their suckers over their bodies helping to slowly peel away old skin. (octonation.com)
  • Octopuses are invertebrates, which mean that they are boneless. (sarawak.com.my)
  • Octopuses have a complex nervous system and excellent sight, and are among the most intelligent and behaviourally diverse of all invertebrates . (wikipedia.org)
  • In False Bay, South Africa, the Common octopus preys on a plethora of marine invertebrates, mostly snails and bivalves which have hard external shells. (saveourseas.com)
  • Octopus are one of the most interesting and intelligent invertebrates with their thought-provoking color changes that are provided through the chromatophores within their skin tissues. (reefbuilders.com)
  • Interestingly, fins were absent from the pale octopus, which NOAA scientist Michael Vecchione noted was unusual for an octopus living at that depth. (scienceblogs.com)
  • Just as unusual as the organism is the researchers' approach: in order to describe the new species, they did not dissect the rare creature, but instead used non-destructive imaging techniques. (international-animalhealth.com)
  • So Ziegler immediately photographed the unusual animal, took a small tissue sample for DNA analysis, and then preserved the octopus in formalin. (international-animalhealth.com)
  • Just as unusual as the octopus was the methodology used. (international-animalhealth.com)
  • Given the octopuses had to move their siphon into an unusual position to perform the throws, the researchers believe the behavior was deliberate. (cosmosmagazine.com)
  • For the California two-spot octopus, this behavior is quite unusual. (brainfacts.org)
  • The Octopus Cyanea is a marvelous creature. (sarawak.com.my)
  • The Kanaloa Octopus Farm is a one-of-a-kind aquaculture, research facility working with the Hawaiian Day Octopus ( Octopus cyanea ) for potential use in food production and the aquarium trade. (reefbuilders.com)
  • Octopus cyanea is a highly productive species, with females laying between 100,000 to 400,000 eggs. (reefbuilders.com)
  • Two of the hearts work exclusively to move blood beyond the animal's … "The octopus hatchlings in shallower water, only 3,660 feet, are bigger. (sarawak.com.my)
  • The presence of adult males and females, developing eggs, and octopus hatchlings indicated that the nursery is used exclusively for reproduction. (klfy.com)
  • A team of researchers recently discovered a new species of octopus, just chilling in a deep sea nursery off the coast'a Costa Rica. (boingboing.net)
  • In 2012, an Indo-Pacific bottlenose dolphin, known as Gilligan to researchers in Australia, met its untimely demise when it attempted to snack on a Maori Octopus. (octonation.com)
  • The study by Australian and US researchers is the first-time throwing behaviour has been reported in octopuses. (cosmosmagazine.com)
  • SANTA CRUZ, Calif. ( KRON ) - A deep-sea mystery involving thousands of octopuses found off the coast of Central California was recently solved by a team of ocean researchers. (klfy.com)
  • In 2018, researchers discovered thousands of octopuses near the base of an extinct volcano, Davidson Seamount, 80 miles off the coast of Monterey. (klfy.com)
  • In a new study published Wednesday in "Science Advances ," researchers confirmed that octopus migrate to the Octopus Garden to mate and nest their eggs. (klfy.com)
  • Researchers counted more than 6,000 octopuses in a portion of the site, and believe there may be 20,000 or more at this nursery. (klfy.com)
  • Thanks to MBARI's advanced marine technology and our partnership with other researchers, we were able to observe this unique hotspot of life on the deep seafloor in tremendous detail, which helped us discover why so many deep-sea octopus gather there. (klfy.com)
  • Marine researchers have discovered a handful of Octopus Gardens off the coast of Costa Rica. (klfy.com)
  • But in 2015, an international team of researchers sequenced the entire genome of the California two-spot octopus. (brainfacts.org)
  • In the study, researchers first measured the behavior of the octopus in the three-chambered enclosure without MDMA, then administered MDMA and put the animal back in the chamber to repeat the test. (brainfacts.org)
  • Some of the estimated 250-300 known species of octopus are so similar that researchers differentiate them by examining those parasites. (cdc.gov)
  • The octopus was found 4,290 meters deep. (scienceblogs.com)
  • This morning I found a single octopus had hatched and is crawling around the box. (tonmo.com)
  • The Pacific Northwest tree octopus ( Octopus paxarbolis ) can be found in the temperate rainforests of the Olympic Peninsula on the west coast of North America. (zapatopi.net)
  • One of the largest and strongest octopus species found around New Zealand and Australia with the power to suffocate a dolphin! (octonation.com)
  • It's a common myth that blue-ringed octopus are found only in the tropics. (yahoo.com)
  • Blue-ringed octopus are found all over Australia. (yahoo.com)
  • Blue-ringed octopus deliver venom by biting using their parrot-like beak, which is found at the base of the arms. (yahoo.com)
  • This month also, many dead blue-ringed octopus were found on the beach after a mass death event of marine critters in South Australia . (yahoo.com)
  • Yet another of a few more unidentified species found in Sulawesi, Indonesia. (wetwebmedia.com)
  • Cannibalism is a common behavior for many species of octopus in the order of large eating small- however, even small robust Maori Octopuses are known to attack and overpower larger octopus species if their habitats overlap. (octonation.com)
  • This means the octopus can adapt its behavior based on the threat levels it perceives in its environment. (canineshowservices.com)
  • Still, this study opens the door for learning more about serotonin's role in octopus behavior, says David Gire, a neuroscientist who studies neural circuits in octopuses, rodents, and humans. (brainfacts.org)
  • Marine Biologists believe that octopus cannibalism is driven by energy efficiency. (octonation.com)
  • A team of biologists, ecologists, geologists, and engineers monitored the Octopus Garden using high-tech tools to learn why octopuses are attracted to the deep-sea location. (klfy.com)
  • The informally named Casper octopus species were first discovered in 2016 in the Pacific Ocean, in water off Hawaii. (wikipedia.org)
  • Twenty-four hours of footage gathered during 2015 and 2016 captures around 100 octopus throws among a group of roughly ten of the animals. (cosmosmagazine.com)
  • Using specialized pigment cells known as chromatophores , the mimic octopus can change its colour to blend seamlessly into its surroundings or mimic other, more dangerous marine creatures, thereby deterring predators. (canineshowservices.com)
  • This fascinating monster of the deep--the largest known octopus species in the world--is a master of disguise that can mimic not only the colour but also the texture of its surroundings. (sarawak.com.my)
  • The two distinct Casper species are new to science but have not yet been formally named with a binomial name as no specimens have yet been collected - they are only known from imagery. (wikipedia.org)
  • Science writer Katherine Harmon Courage writes, "The boneless octopus must avoid becoming lunch for sharks, eels, fish and even killer whales. (cdc.gov)
  • Blue-Ringed Octopus The spot prawn research survey captured a wide diversity of non-target species. (sarawak.com.my)
  • All octopuses are venomous , but only the blue-ringed octopuses are known to be deadly to humans. (wikipedia.org)
  • The blue-ringed octopus carries enough venom to kill ten people. The deep-sea finned octopus glows with a blue-green light. (mentalfloss.com)
  • As an octopus biologist, I get a call from the media every summer because someone has had an encounter with a blue-ringed octopus. (yahoo.com)
  • Blue-ringed octopus are famed for being one of the most venomous animals on the planet, and the symptoms from a bite are the stuff of nightmares. (yahoo.com)
  • There are also many scientifically "undescribed" species, which have yet to be named and officially added to the blue-ringed family. (yahoo.com)
  • But levels of the toxin varies hugely between species, and levels in blue-ringed octopus are high. (yahoo.com)
  • Are blue-ringed octopus proliferating? (yahoo.com)
  • The media often report spikes or record numbers in blue-ringed octopus sightings. (yahoo.com)
  • Octopus are short-lived - the blue-ringed octopus only lives for a few months - and are highly responsive to changing environmental conditions. (yahoo.com)
  • Hypothetically, some human-made habitats, such as breakwalls and lobster pots, or marine litter, such as bottles and cans, could be providing additional habitat for blue-ringed octopus. (yahoo.com)
  • But we simply do not know if this is the case for blue-ringed octopus. (yahoo.com)
  • Blue-ringed octopus bites are rare - they are docile, shy animals and are not interested in people. (yahoo.com)
  • A blue-ringed octopus in a shallow tide pool. (yahoo.com)
  • The blue-ringed octopus is shown below. (medscape.com)
  • Blue-ringed octopus. (medscape.com)
  • Envenomations usually occur when an individual picks up a blue-ringed octopus or accidentally steps on one. (medscape.com)
  • Survival after severe envenomation by the blue-ringed octopus (Hapalochlaena maculosa). (medscape.com)
  • A favorite snack of theirs is rock lobster, with fishermen often finding the Maori Octopus caught in their lobster pots. (octonation.com)
  • Sy Montgomery's The Soul of an Octopus does for the creature what Helen Macdonald's H Is for Hawk did for raptors. (hennesseyingalls.com)
  • In this astonishing book from the author of the bestselling memoir The Good Good Pig , Sy Montgomery explores the emotional and physical world of the octopus-a surprisingly complex, intelligent, and spirited creature-and the remarkable connections it makes with humans. (hennesseyingalls.com)
  • Armed with such a skill, the Mimic Octopus can decide on the spot which dangerous sea creature to imitate to deter or confuse would-be predators. (canineshowservices.com)
  • The present study incorporated morphological comparisons with genetic evidence in an attempt to resolve the confusion associated with the proposed Octopus joubini complex. (usf.edu)
  • The main objectives of this study were to [1] utilize COI and 16S rRNA markers to determine if O. joubini represents a complex in the eastern GoM and [2] if cryptic species were identified, determine if they have overlapping geographical ranges. (usf.edu)
  • I propose that O. mercatoris and O. joubini continue to be considered cryptic species due to a small sample size and subtle morphological differences observed in the present study. (usf.edu)
  • It's only the third known species of yeti crab, a group of shaggy-armed creatures first discovered in the South Pacific in 2005. (nationalgeographic.com)
  • You know octopuses are strange creatures. (mentalfloss.com)
  • Sy Montgomery's popular 2011 Orion magazine piece, "Deep Intellect," about her friendship with a sensitive, sweet-natured octopus named Athena and the grief she felt at her death, went viral, indicating the widespread fascination with these mysterious, almost alien-like creatures. (hennesseyingalls.com)
  • In The Soul of an Octopus , Sy Montgomery immerses readers into an intriguing, seductive world just beneath the ocean waves and the lives of the creatures living within. (hennesseyingalls.com)
  • On the other hand, when an octopus comes across territorial damselfishes, which are known to be aggressive towards bottom-dwelling sea creatures, it might transform into a lionfish which is not only venomous but also a species the damselfishes typically avoid. (canineshowservices.com)
  • These complex imitation strategies make the mimic octopus one of the most intelligent and adaptable creatures in the underwater world. (canineshowservices.com)
  • At first glance, Dölen's octopus study seems to suggest the notoriously asocial creatures possess this same wiring - a tantalizing idea that may warrant a more cautious interpretation and further study. (brainfacts.org)
  • Polymorphic microsatellite loci isolated from the Antarctic endemic octopus, Adelieledone polymorpha (Robson, 1930). (bas.ac.uk)
  • Inspired by their workings we started looking at thousands of shells that octopuses had drilled. (saveourseas.com)
  • What beach goers may be unaware of is that many shells they see lying around have tiny, teardrop-shaped holes, indicative of an octopus predation! (saveourseas.com)
  • We saw that shells of the same snail species had holes in the same places. (saveourseas.com)
  • For Gareth's research we collected sufficient numbers and varieties of shells from many different octopus dens. (saveourseas.com)
  • Analysing all these shells Gareth plotted the drill locations onto two-dimensional heat maps, and we could show that octopuses indeed measure and choose their drilling locations carefully. (saveourseas.com)
  • You can usually recognize this octopuses rock lair by the scattered remains of crabs and mussel shells out front. (octonation.com)
  • Octopuses are part of the mollusk group and millions of years ago, they used to have shells! (octonation.com)
  • Occasionally the material - mainly silt, shells and algae - was aimed at other octopuses, and even the camera recording them. (cosmosmagazine.com)
  • The Octopus of different species lives in every ocean of the world. (sarawak.com.my)
  • If I had only two of these animals that looked very different, I would say, 'Well, they're different species, for sure. (sarawak.com.my)
  • With 300 different species, they are the masters of survival in many ways. (mentalfloss.com)
  • There are over 500 different species of Rays and Skate in our oceans and rivers. (visitsealife.com)
  • An octopus can squeeze through any opening larger than its beak, its only inflexible part. (mentalfloss.com)
  • The only hard part of an octopus is its beak, which it uses for eating and defense. (mentalfloss.com)
  • Tree octopuses have eyesight comparable to humans. (zapatopi.net)
  • Octopuses sleep like humans, but do they dream? (cosmosmagazine.com)
  • What Happens When Humans Fall In Love With An Invasive Species? (southernfriedscience.com)
  • Dölen wasn't involved in the work, but she noticed the octopus carried a gene very similar to one in humans. (brainfacts.org)
  • Dölen wanted to see whether serotonin was involved in social behaviors in octopuses, the way it is in humans. (brainfacts.org)
  • Each sucker on an octopus tentacle has a ring of muscle that contracts when it must stick to a surface, creating a vacuum inside the seal. (mentalfloss.com)
  • The Ocean Festival at IMPAC5 was designed to educate Canadians and encourage passersby to consider the state of marine protection and the importance of making progress to halt and reverse the loss of marine species. (naturecanada.ca)
  • With more than a million species on the cusp of extinction, these future generations may not have the opportunity to appreciate marine wildlife if our governments don't act to protect them today. (naturecanada.ca)
  • The giant octopus made waves for marine species protection. (naturecanada.ca)
  • A massive octopus sculpture caught in a fishing net sat at the entrance to the festival, a display that provoked questions about the damage that commercial fishing practices inflict on marine life. (naturecanada.ca)
  • California's only Octopus Garden and nursery are protected as part of Monterey Bay National Marine Sanctuary. (klfy.com)
  • Among these marine inhabitants, one particularly fascinating species stands out - the Mimic Octopus. (canineshowservices.com)
  • In most species, the male uses a specially adapted arm to deliver a bundle of sperm directly into the female's mantle cavity, after which he becomes senescent and dies, while the female deposits fertilised eggs in a den and cares for them until they hatch, after which she also dies. (wikipedia.org)
  • This posture indicated pearl octopus (Muusoctopus robustus) mothers were protecting or brooding their eggs. (klfy.com)
  • Deep beneath the ocean's surface, surprisingly cute warty pink octopuses creep along the seafloor. (sarawak.com.my)
  • An intelligent and inquisitive being (it has the largest brain-to-body ratio for any mollusk), the tree octopus explores its arboreal world by both touch and sight. (zapatopi.net)
  • The common octopus would be unique for its appearance alone, with its massive bulbous head, large eyes, and eight distinctive arms. (sarawak.com.my)
  • The scientific Latin term octopus was derived from Ancient Greek ὀκτώπους ( oktōpous ), a compound form of ὀκτώ ( oktō , "eight") and πούς ( pous , "foot"), itself a variant form of ὀκτάπους , a word used for example by Alexander of Tralles (c. 525-c. 605) for the common octopus. (wikipedia.org)
  • In our quest to build relationships with 1001 Great African Seaforest Species, it is most obvious that we began the count with #0001 - the Common octopus. (saveourseas.com)
  • Just common octopus sense right there. (octonation.com)
  • For example, there are reports the common European octopus is proliferating in France right now. (yahoo.com)
  • Completed in the 1830s, this detailed illustration does not identify the species of octopus represented, though it is most likely a common octopus, which would have been 1-3 feet long and weighed 10-20 pounds. (cdc.gov)
  • This diurnal species of octopus is normally a solitary animal until it comes time to mate. (reefbuilders.com)
  • But not all of the organisms that feed on octopuses are such charismatic megafauna. (cdc.gov)
  • Parasitic organisms occur in all animal species, are as diverse as their host species, and derive their sustenance, during at least part of their lifecycles, at the expense of their hosts. (cdc.gov)
  • It is still uncertain if O. mercatoris represents a third species in the complex or is conspecific with Forsythe & Toll's (1991) large egg species. (usf.edu)
  • Unless immediate action is taken to protect this species and its habitat, the Pacific Northwest tree octopus will be but a memory. (zapatopi.net)
  • Curious, young children may also be at risk of an encounter as they explore the beach environment - I know my own toddler would seek out the ideal octopus habitat if given a chance. (yahoo.com)
  • Red Pandas are classified as a vulnerable species, due largely to loss of forested habitat, according to the zoo. (popsci.com)
  • Professor Octopus" Jennifer Mather, University of Lethbridge when visiting Cape Town and planning the field research. (saveourseas.com)
  • We were also supported by "Professor Octopus" Jennifer Mather from University of Lethbridge, who had already helped us while making My Octopus Teacher. (saveourseas.com)
  • NOAA image of a possible new species of octopus discovered near Hawaii. (scienceblogs.com)
  • Understanding the dynamics of these fisheries, including the spatial and temporal dynamics of fishing effort, gears and species can help to address the challenges involved in fisheries management. (who.int)
  • This would indicate that the new species lives close to the seafloor, because otherwise the web would be a hindrance to movements on the bottom. (international-animalhealth.com)
  • Rings of muscle control the release of pigment to match the terrain an octopus covers, or when it decides it must blend in with the background to fool predators. (mentalfloss.com)
  • The Maori Octopus ( Macroctopus Maorum ) is a real beefcake of the octopus world with long muscular arms of varying lengths, the front pair being the longest and broadest (up to 9.8 feet/3 meters). (octonation.com)
  • When we were invited to take a tour of the Kanaloa Octopus Farm with the Kona Underwater Group in Hawaii, we were very excited to see what the Farm was doing with its research into such an enigmatic and mysterious animal. (reefbuilders.com)
  • Underwater footage, from Jervis Bay in New South Wales, shows Gloomy Octopuses ( Octopus tetricus ) throwing debris. (cosmosmagazine.com)
  • In this article, we delve deeper into how the mimic octopus uses camouflage and imitation as essential tools for survival in the underwater world. (canineshowservices.com)
  • The bites of North American octopi are rarely serious. (msdmanuals.com)
  • Molecular phylogenetic analyses, based on cox1 and 16S rRNA genes, were utilized to identify the species and determine their approximate phylogenetic origin and genetic diversity. (bvsalud.org)
  • New species identifications, including a name, are then published as articles in scientific journals. (discovermagazine.com)
  • Octopuses are acknowledged for their adeptness at solving intricate problems and using tools, curiosity, and even mischief. (cdc.gov)