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  • Larvae
  • Interaction of Bacteria and Aedes albopictus Larvae: Differential Effects of Bacterial Species on Larval Growth and Transstadial Movement of Bacteria. (ncsu.edu)
  • Larvae of the three first-mentioned species have been known earlier, but in connection with the description of the larva of transversovittatus, a revision of the larvae of all species was performed, resulting in a key. (brillonline.com)
  • larvae of Drosophila species. (brillonline.com)
  • Energetic parameters such as swimming speed, oxygen consumption during swimming and metamorphosis, and elemental carbon and nitrogen content were measured for larvae of four species of bryozoans, Bugula neritina, B. simplex, B. stolonifera , and B. turrita . (calpoly.edu)
  • The larvae of these species are aplanktotrophic with a short free-swimming phase ranging from less than one hour to a maximum of about 36 hours. (calpoly.edu)
  • Larger larvae expended more energy to complete metamorphosis than did smaller larvae, but in terms of the percentage of larval energy reserves consumed, swimming and metamorphosis were more "expensive" for smaller larvae. (calpoly.edu)
  • A comparison of the energy expended during larval swimming calculated on the basis of oxygen consumption and on the basis of elemental carbon decrease suggests that larvae of Bugula spp. (calpoly.edu)
  • During the five years of the project DIVERSIFY (Exploring the biological and socio-economic potential of new-emerging candidate fish species for the expansion of the European aquaculture industry, 2013-2018) works focused on the reproductive biology of the species, broodstock, and larvae nutrition and development of incubation and larval rearing protocols have been carried out. (mdpi.com)
  • Planktotrophic larvae of all four species fed on cultured phytoplankton ( Chaetoceros gracilis ) attained metamorphic competence within 22-24 days after fertilization. (hindawi.com)
  • Competent larvae were forced to delay metamorphosis for up to 5 months by preventing them from settling in culture bottles with continuous stirring on a set of 10 rpm rotating rollers and larval survival per monthly intervals was recorded. (hindawi.com)
  • Juveniles from larvae of all four species that metamorphosed soon after becoming competent tended to have higher growth rates (test diameter and length of spines) than juveniles from larvae that metamorphosed after a prolonged period of competence with progressively slower growth the longer the prolonged period. (hindawi.com)
  • Despite the adverse effects of delaying metamorphosis on growth parameters, competent larvae of all four species were able to survive up to 5 months and after metamorphosis grew into 1-month-old juveniles in lab condition. (hindawi.com)
  • Overall, delayed larvae of Em showed significantly higher larval survival, metamorphosis, and juvenile survival than Ea and Eo, while Ec showed the lowest values in these performances. (hindawi.com)
  • Speciose marine taxa like echinoderms, molluscs, and polychaete annelids have many species with larvae that retain their competent stage for weeks or months in drifting currents [ 15 , 33 , 34 ] and travel over long distances [ 35 - 37 ]. (hindawi.com)
  • We report an extreme morphological difference between Drosophila sechellia and related species of the pattern of hairs on first-instar larvae. (janelia.org)
  • Larval stages of gelatinous zooplankton were much more sensitive to crude oil exposure than adult stages, with ephyra larvae of Aurelia aurita being the most negatively affected. (gulfresearchinitiative.org)
  • 1 ] Fredrick William Hope, in 1,840 reported cases of dipterous fly larval infestation in human and coined the term myiasis as against scholechiasis (myiasis caused by fly larvae other than dipteral group) that was used previously. (biomedsearch.com)
  • For the very first time, a team of scientists led by Jan C. Habel at the Technical University of Munich (TUM) has used drones to predict suitable microhabitats for the larvae of endangered butterfly species (larval habitats), recently published in Landscape Ecology. (tum.de)
  • Upon hatching in early July, the first instar (larval growth stage) larvae feed on subepidermal and vascular tissue. (gov.mb.ca)
  • When larval infestations of this species reach 25 to 30 or more per stalk, considerable weakening of stem tissue can result, especially when these larvae begin to create their overwintering cells in the base of the sunflower stalks. (gov.mb.ca)
  • In some species the holometabolous life cycle prevents larvae from competing with adults because they inhabit different ecological niches . (wikipedia.org)
  • In preparation for pupation, the larvae of many species seek protected sites or construct a protective cocoon of silk or other material, such as its own accumulated feces . (wikipedia.org)
  • adult
  • Mean Drosophila egg to adult development lasts 25-32 days in the field and species can realize at most 4-5 generations in one season. (brillonline.com)
  • A team of scientists from the University of Texas Marine Science Institute, including students from California and China, assessed the effects of crude oil exposure on adult and larval gelatinous zooplankton species - some commonly referred to as jellyfish. (gulfresearchinitiative.org)
  • Adult species of the scyphozoan Pelagia noctiluca (widely distributed in warm, temperate off shore waters) were "highly sensitive to crude oil" while another scyphozoan Aurelia aurita and the ctenophore Mnemiopsis leidyi (typically distributed in coastal and estuarine environments) were more tolerant to crude oil toxins. (gulfresearchinitiative.org)
  • Adult feeding by both stem weevil species is considered to cause insignificant mechanical injury. (gov.mb.ca)
  • The holotype of this species, originally identified as Ansonia anotis , is an adult female, collected from Sungai Wario (880 m elevation), Sayap Station, Kinabalu Park, Kota Belud District, Sabah, Malaysia (Inger and Yambun 2001). (amphibiaweb.org)
  • Coleoptera
  • Tetrastichus planipennisi Yang (Hymenoptera: Eulophidae), a gregarious larval endoparasitoid, is one of three biocontrol agents from Asia currently being released in the United States to combat the invasive emerald ash borer, Agrilus planipennis Fairmaire (Coleoptera: Buprestidae). (usda.gov)
  • Parasitoids
  • A field survey was carried out in the seasons of 1985 and 1986 in a woodland area, situated in the central western part of The Netherlands, to study the community of Drosophila breeding in the stinkhorn, Phallus impudicus, and their larval parasitoids. (brillonline.com)
  • mortality
  • The differences were stark: crude oil concentrations equal to or more than 20 microliters per liter caused 100% mortality of P. noctiluca after 16 hours of oil exposure while it took six days for the other species to show sub-lethal effects at the same or higher concentrations of oil. (gulfresearchinitiative.org)
  • larval mortality (F=30.439, df=1, p≤0.001) and concentration (F=20.002, df=1, p≤0.001) compared to powdered and fresh A. pinnata at 24-hour bioassay test. (hindawi.com)
  • insect
  • 2013 ). Its easy identification, as well as public awareness of broader conservation needs, mean that this insect is regarded as a flagship species of saproxylic biodiversity (New 1997 , Russo et al. (springer.com)
  • The biological weapon, known as Telenomus remus, is a parasitoid - an insect that completes its larval development within the body of another insect leading to the death of its host. (ippmedia.com)
  • Despite remarkable gains in public curiosity, however, altering perspectives of entomophagy in the West, where many people considered the practice a fad, and the development of regulatory frameworks conducive to the mass-production and commercialization of edible insect species remained significant hurdles to the advancement of entomophagy. (britannica.com)
  • That beetle species are well represented is logical, as they are the most abundant of all described insect species in the world. (britannica.com)
  • Tropical insect species are also larger than many insect species found in other parts of the world. (britannica.com)
  • development
  • Two basic criteria of such a trap are analysed: the attractiveness of timber stacks and the impossibility of complete larval development. (springer.com)
  • The extensive use of chemical insecticides has led to severe health problems, environmental pollution, toxic hazards to human and nontarget species, and development of insecticide resistance on mosquitoes. (hindawi.com)
  • toxic
  • however, for both species, they observed "a selective bioaccumulation of petroleum hydrocarbons," specifically those with "high molecular weight, which are considered more toxic than the low molecular weight PAHs. (gulfresearchinitiative.org)
  • Based on an extensive series of experiments, we demonstrated that glyphosate-based herbicides can be highly toxic to larval amphibians. (springer.com)
  • posterior
  • On the dorsum of most species, the posterior region of the anterior compartment of most segments is covered by a carpet of fine hairs. (janelia.org)
  • The tadpole assumed to belong to this species has a well-defined abdominal sucker immediately posterior to the oral disc. (amphibiaweb.org)
  • suitable
  • The scientists thereby succeeded in applying the information, which was in-situ collected at a scale of only few centimetres, to the landscape level-with a predictive accuracy of over 80 percent: A manual inspection of most of the suitable locations predicted by the model in the field also revealed an extraordinarily high number of eggs from the corresponding butterfly species. (tum.de)
  • different
  • The armyworm's diet consists mainly of grasses and small-grain crops such as corn , but the species has been noted to consume over 80 different plants. (wikipedia.org)
  • Inter- and intra- species resident host gut microbiota variations therefore present a different baseline microbial community for the probiotic to modulate. (biomin.net)
  • When you combine these factors, along with the varying conditions in the gut (e.g. temperature, nutrient composition, salinity, pH, etc.), it becomes quite obvious that we can expect some variability in probiotic efficacy in different species of fish, and indeed, in individuals of the same species reared under different conditions. (biomin.net)
  • Effects
  • In 2008, the US EPA completed a risk assessment for the effects of glyphosate-based herbicides on the endangered California red-legged frog ( Rana aurora draytonii ) and concluded that it could adversely affect the long-term persistence of the species. (springer.com)
  • Ecology
  • Using high resolution aerial images taken by drones, Jan C. Habel of the Terrestrial Ecology Research Group at the TUM investigated the larval microhabitats of two declining butterfly species. (tum.de)
  • Included in the petition was supporting information regarding the species' taxonomy and ecology, historical and current distribution, present status, and actual and potential causes of decline. (thefederalregister.com)
  • highly
  • That beech timber storage has a highly deleterious effect on this species has been highlighted in both the literature (Drag et al. (springer.com)
  • However, since the Phoma macdonaldii Boerma organism has been isolated from the adults of both A. occidentale and C. adspersus , these two species are highly suspect in vectoring Phoma black stem disease in sunflower fields. (gov.mb.ca)
  • Specific
  • Specific metabolic rate and larval size were inversely related. (calpoly.edu)
  • This use of drones for detecting microhabitat structures shows that high-resolution aerial images can expand the scope of ecological field research, bridge the divide between scales, and help make nature conservation measures more verifiable, more efficient, and more effective-also at the landscape level-particularly when dealing with specific species being relevant in nature conservation. (tum.de)
  • common
  • Overall, the two methods successfully collected at least one species in common only 65% of the time, with at least one species unique to one of the methods 95% of the time. (mdpi.com)
  • This very common species throughout Britain is fairly easily recognised by the pale creamy forewings and darker cross-lines and outlined shapes. (ukmoths.org.uk)
  • known
  • It also indicates that Drosophila suzukii 's behavior departs quantitatively and qualitatively from that of the outgroup species, in line with its known divergent ethology. (frontiersin.org)
  • Effect
  • On the other hand, a heterogeneous landscape consisting of open grassland alternating with shrubs and other providers of shade had a positive effect on the butterfly species examined. (tum.de)
  • period
  • Butterflies react particularly sensitive on environmental changes as revealed by a recently published TUM study, which evaluated species community shifts covering a period of about 200 years. (tum.de)