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Reptiles evolved from amphibious ancestors which left the water and became terrestrial. To prevent loss of moisture, reptilian skin lost the softness and moisture of amphibian skin and developed a thick stratum corneum with multiple layers of lipids, which served as an impermeable barrier, as well as providing protection from ultraviolet light. [5]
Just prior to shedding, the skin becomes dull and dry looking and the snake's eyes turn cloudy or blue-coloured. The old layer of skin splits near the mouth and the snake wriggles out, aided by rubbing against rough surfaces. In many cases the cast skin peels backward over the body from head to tail, in one piece like an old sock.
A protest sign referring to reptilian politicians. On September 12, 2003, during the provincial election campaign in Ontario, Canada, the Ernie Eves campaign issued a news release that called opponent Dalton McGuinty an "evil reptilian kitten-eater from another planet". [27] The words appeared at the end of the news release.
Physically based rendering (PBR) is a computer graphics approach that seeks to render images in a way that models the lights and surfaces with optics in the real world. It is often referred to as "Physically Based Lighting" or "Physically Based Shading". Many PBR pipelines aim to achieve photorealism.
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 ...
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 ...
Skrulls, an alien race of reptilian shapeshifters; Slither, a snake-like mutant and ally of Magneto who has been a member of the Resistants and the Serpent Society; Stegron, a Stegosaurus-like enemy of Spider-Man; Zn'rx (Snarks), a race of reptilian aliens bipeds encountered by the Power Pack
Squamata (/ s k w æ ˈ m eɪ t ə /, Latin squamatus, 'scaly, having scales') is the largest order of reptiles, comprising lizards and snakes.With over 12,162 species, [3] it is also the second-largest order of extant (living) vertebrates, after the perciform fish.