Cornified scales of reptiles increased their capacity to live in terrestrial environments. The stratum corneum is very thin, with little keratin. Skin is used for gas exchange. Thick keratin layer ...

The Mesozoic wasn’t just the age of dinosaurs. Reptiles of all sorts thrived through the Triassic, Jurassic and Cretaceous at ...

Reptiles are air-breathing vertebrates covered in special skin made up of scales, bony plates, or a combination of both. They include crocodiles, snakes, lizards, turtles, and tor- toises.

Earth was once ruled by giant reptiles. Tyrannosaurus rex, the king of tyrant lizards, crushed bones. Spinosaurus hunted in ...

Turtles and tortoises are herbivorous reptiles. Predators – A wild animal that hunts other animals for food. Adders will hunt small mammals, birds, lizards, and amphibians. Scales – Scales are ...

This incredible armored animal shown by uk_safari_girl looks like a Transformer, or maybe a dinosaur, lumbering around on its ...