Search results
Results from the WOW.Com Content Network
Scutes on a crocodile. Reptile skin is covered with scutes or scales which, along with many other characteristics, distinguish reptiles from animals of other classes. They are made of alpha and beta-keratin and are formed from the epidermis (contrary to fish, in which the scales are formed from the dermis).
2.2 Examples of reptiles. ... 4 Characteristics of reptiles. 5 Reptile reproduction. 6 Human impact on reptiles. 7 Reptile conservation. Toggle Reptile conservation ...
The skin, at least in the more advanced forms probably had a water-tight epidermal horny overlay, similar to the one seen in today's reptiles, though they lacked horny claws. [ 32 ] [ 33 ] In chroniosuchians and some seymouriamorphs , like Discosauriscus , dermal scales are found in post-metamorphic specimens, indicating they may have had a ...
Lizards and snakes share a movable quadrate bone, distinguishing them from the rhynchocephalians, which have more rigid diapsid skulls. [5] Some lizards such as chameleons have prehensile tails, assisting them in climbing among vegetation. [6] As in other reptiles, the skin of lizards is covered in overlapping scales made of keratin. This ...
Reptiles, from Nouveau Larousse Illustré, 1897–1904, notice the inclusion of amphibians (below the crocodiles). In the 13th century, the category of reptile was recognized in Europe as consisting of a miscellany of egg-laying creatures, including "snakes, various fantastic monsters, lizards, assorted amphibians, and worms", as recorded by Beauvais in his Mirror of Nature. [7]
Tuatara shed their skin at least once per year as adults, [42] and three or four times a year as juveniles. Tuatara sexes differ in more than size. The spiny crest on a tuatara's back, made of triangular, soft folds of skin, is larger in males, and can be stiffened for display. The male abdomen is narrower than the female's. [50]
It is also used to reduce cellulite, fade wrinkles and lines, tighten loose skin, recontour the body, lighten pigmented skin, and treat alopecia, a condition that causes hair loss, according to ...
Gecko skin has been observed to have an anti-bacterial property, killing gram-negative bacteria when they come in contact with the skin. [ 41 ] The mossy leaf-tailed gecko of Madagascar, U. sikorae , has coloration developed as camouflage , most being greyish brown to black, or greenish brown, with various markings meant to resemble tree bark ...