• In whales, the term callosity refers to the rough, calcified skin patches found on the heads of the three species of right whales. (wikipedia.org)
  • Young whales and diseased individuals are often infested with a different species of cyamid, which gives the callosities on those whales an orange hue rather than white. (wikipedia.org)
  • Male right whales have a higher density of callosities than females. (wikipedia.org)
  • Callosity patterns can be used to identify individual whales. (tonywublog.com)
  • Scientists recognize North Atlantic right whales based on the unique set of markings, or callosities, that dot their heads. (nationalgeographic.com)
  • Right whales typically have the obvious wart-like callosities on their heads, while the skin of bowhead whales is usually smooth. (alaska.gov)
  • Here you can see just how different the callosities of whales can be. (whalewatchsa.com)
  • Dion and other experts aboard the ship photographed and documented the whales, using scarring and callosities to identify the whales and distinguish between them, she said. (yahoo.com)
  • Southern right whales have a white 'bonnet' of callosity on their head which also helps to distinguish them from other whales. (aroundandabout.com.au)
  • When callosities occur over one or more lateral metatarsals, they are termed intractable plantar keratoses. (medscape.com)
  • A callosity is another name for callus, a piece of skin that has become thickened as a result of repeated contact and friction. (wikipedia.org)
  • citation needed] Callosities are found on the upper surface of the whale's head: above the eyes, on the jawline and chin, and surrounding the blowholes. (wikipedia.org)
  • The whale's callosities are clearly visible, arranged in a characteristic pattern on the whale's head, with each individual's pattern being unique. (tonywublog.com)
  • The pattern of whitish markings, or callosities, on a whale's head is key to identifying it-but in an aerial photo, white bits of ocean spray can look remarkably similar to these spots. (nextgov.com)
  • Callosities are a characteristic feature of the whale genus Eubalaena. (wikipedia.org)
  • The largest callosity usually called the bonnet appears on the top of the rostrum. (earthsendangered.com)
  • There are also callosities (a series of horny growths) behind the blowhole, on the chin, above the eyes, on the lower lip, and on the rostrum (the beak-like upper jaw). (enchantedlearning.com)
  • The head and rostrum are covered with callosities, areas of roughened skin to which whale lice attach. (espacotalassa.com)
  • The callosities themselves are grey, but their white appearance is due to large colonies of whale lice, whale barnacles and parasitic worms which reside on them. (wikipedia.org)
  • Callosities arise naturally and are present even in late-term whale fetuses, although the work of lice digging into the surface of the skin may make them more jagged and hard over time. (wikipedia.org)
  • Callosities form a unique pattern on every right whale and, although callosities which are overgrown break off, the patterns do not change over a lifetime. (wikipedia.org)
  • The pattern of callosities on a right whale are unique and serve as a way to identify individuals throughout their lifetime. (oceanlight.com)
  • A drawing of Phoenix from the Right Whale Catalog documents her callosity pattern. (si.edu)
  • The head has large callosities that are home to a whole colony of whale barnacles, parasitic worms and whale lice. (coolantarctica.com)
  • There is also a foot care clinic where nurses perform callosity removal, prescribe footwear by the orthotic unit. (thehindu.com)
  • Revolutionary in the treatment of cuticles and callosities, the Marlay lotion won an award at the prestigious Lépine innovation Contest in 1990. (cosmebio.org)
  • Vacuum orthoses have been described to aid in lesional clearance for diabetic patients with plantar callosities. (medscape.com)
  • All Old World monkeys, gibbons, and some chimpanzees have pads on their rears known as ischial callosities. (wikipedia.org)
  • The ischial callosities are one of the most distinctive pelvic features which separates Old World monkeys from New World monkeys. (wikipedia.org)
  • In whales, the term callosity refers to the rough, calcified skin patches found on the heads of the three species of right whales. (wikipedia.org)
  • Male right whales have a higher density of callosities than females. (wikipedia.org)
  • For example, Southern and Northern right whales are identified by the callosity patters in their heads (Picture 1), while humpback whales are mostly identified individually by the shape and the patterns of black and white pigmentation on the underside of their fluke (Picture 2). (oregonstate.edu)
  • Southern Right whales are distinguishable by big white callosities (rough patches) on their heads. (planetjune.com)
  • Right whales have lighter-colored marks on their heads called callosities , which consist of patches of rough skin that help identify them individually. (ifaw.org)
  • citation needed] Callosities are found on the upper surface of the whale's head: above the eyes, on the jawline and chin, and surrounding the blowholes. (wikipedia.org)
  • Behind the callosities, we could see the blowholes, used by the animal to breathe and blow the air from its lungs. (interpatagonia.com)
  • A disease affecting the splint bones, as a callosity or hard excrescence. (everything2.com)
  • It was alleged to be misbranded in that statements in the labeling that it would be efficacious in the treatment of splint, spavin, and bony enlargements or callosities, or for deep-seated lameness including shoulder lameness, sidebone. (nih.gov)
  • Callosities arise naturally and are present even in late-term whale fetuses, although the work of lice digging into the surface of the skin may make them more jagged and hard over time. (wikipedia.org)
  • A callosity is nothing but a greatly thickened and cornified ceases at the periphery and then continued with the normal skin 1 . (homeopathy360.com)
  • Callosities of the plantar skin are commonly seen nowadays due different or modern footwear habits. (homeopathy360.com)
  • Callosity presents as a thick skin in the areas of excessive pressure 4 . (homeopathy360.com)
  • Tendency to grow callosities - slightest pressure will produce a sore place or callosity, and in working men you will find an unusual tendency to thickening of skin on the soles of the feet. (homeopathy360.com)
  • It has distinct roughened areas of skin, known as callosities, on its large head. (marlin.ac.uk)
  • Relation between heel position and the distribution of forefoot plantar pressures and skin callosities in rheumatoid arthritis. (google.no)
  • The procedure includes the removal of cuticles, the hard skin, callosities (if callosities pedicure is performed), the cutting and shaping of the nails, as well as the application of the special oil for cuticles and the treatment cream with a massage at the end of the session. (mvbeautyart.com)
  • This may lead to callosity or nail deformity on the tip of the toe. (medscape.com)
  • Hard painful callosities on soles-voluptuous tickling in soles which when the part has been scratched a little is almost maddening. (homeopathy360.com)
  • Callosities form a unique pattern on every right whale and, although callosities which are overgrown break off, the patterns do not change over a lifetime. (wikipedia.org)
  • The pattern of callosities on a right whale are unique and serve as a way to identify individuals throughout their lifetime. (oceanlight.com)
  • The callosity pattern of a southern right whale. (oregonstate.edu)
  • These callosities form a unique pattern on each whale, like fingerprints in humans. (projectnoah.org)
  • The prevalence of knuckle pads (callosities over the knuckles) occurring as a result of occupational exposure among 41 live chicken hangers was reported. (cdc.gov)
  • The callosities themselves are grey, but their white appearance is due to large colonies of whale lice, whale barnacles and parasitic worms which reside on them. (wikipedia.org)
  • Plastrons of smooth soft-shells are very light or white in color with visible callosities. (tortoise.org)
  • Callosities are present above the eye, on the upper jaw, and a line of small callosities is present on each side of the lower jaw leading to a large callosity at the front of the jaw. (marlin.ac.uk)
  • Callosity can be defined as a raised patch of hyperkeratosis, increased thickening of epidermis of stratum corneum and granular layer, seen in areas of excessive pressure or repeated trauma 4 . (homeopathy360.com)
  • Callosities on soles of feet with excessive tenderness can only walk with pain and suffering 7 . (homeopathy360.com)
  • Both pain and callosity may be the presenting complaints when the DIP joint of the toe has abnormal flexion, regardless of whether it is fixed or flexible. (medscape.com)
  • citation needed] It has also been proposed that the barnacles attached to callosities are important in helping fend off attacks by orcas. (wikipedia.org)
  • Although it is a benign condition, it is important to recognize talar callosity to exclude worse conditions and to prevent unnecessary biopsies. (nih.gov)
  • High-frequency ultrasound was performed in all patients who consulted because of talar callosity. (nih.gov)
  • Talar callosity is an uncommon condition characterized by asymptomatic hyperkeratotic plaques located on the dorsum of one or both feet. (nih.gov)