Lizards, dinosaurs, crocodiles, turtles, and snakes – all belong to that ancient and stout class of animals known as the reptiles. This is a diverse group with more than 10,000 different species and a huge representation in the fossil record.
Reptiles, as commonly defined, are tetrapod vertebrate animals with an ectothermic metabolism and amniotic development.
A reptile is any member of the class Reptilia, the group of air-breathing vertebrates that have internal fertilization, amniotic development, and epidermal scales covering part or all of their body. The major groups of living reptiles are turtles, tuatara, lizards, snakes, and crocodiles.
Reptiles are a diverse group of cold-blooded vertebrates that include snakes, lizards, turtles, and crocodiles. Characterized by their scaly skin and egg-laying reproductive system, reptiles have adapted to a wide range of habitats, from deserts to rainforests.
Long dismissed as unintelligent, reptiles are emerging as cognitively and emotionally complex animals. A new study involving tortoises suggests that they also possess mood states. By Brandon Keim ...
Fossil claw prints found in Australia were probably made by the earliest known members of the group that includes reptiles, birds and mammals, according to a study published in Nature today. The ...
MSN: Scientists rethink animal consciousness: Reptiles, fish, and insects may be sentient
Live Science: Reptiles evolved earlier than we thought, newly discovered claw-mark fossils suggest
List of reptiles with pictures and facts: examples of reptiles from all around the world.
Reptiles are cold-blooded vertebrates. (Vertebrates have backbones.) They have dry skin covered with scales or bony plates and usually lay soft-shelled eggs.
Learn about reptiles or class Reptilia. Get the definition, examples, and characteristics of reptiles, as well as interesting facts.