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Mar 2, 2024 · Definition. Reptiles are cold-blooded, scaly vertebrates that belong to the class Reptilia. They are distinguished from other vertebrates by specific physical and physiological traits. While mammals and birds are warm-blooded, reptiles rely on external sources to regulate their body temperature.
reptile, Any of the approximately 8,700 species of the class Reptilia, the group of air-breathing vertebrates that have internal fertilization and a scaly body and are cold-blooded. Most species have short legs (or none) and long tails, and most lay eggs.
Reptiles are cold-blooded vertebrates. (Vertebrates have backbones.) They have dry skin covered with scales or bony plates and usually lay soft-shelled eggs.
Apr 13, 2018 · April 13, 2018 by Active Wild Admin. Reptiles: The Ultimate Guide. In this incredible guide you'll find out what a reptile is, how reptiles evolved, and the different types of reptile alive today. On the way you’ll meet amazing reptiles both extinct and living. Download your free printable question sheet and test your reptile knowledge! Page Index.
May 10, 2024 · Lizard, (suborder Sauria), any of more than 5,500 species of reptiles belonging in the order Squamata (which also includes snakes, suborder Serpentes). Lizards are scaly-skinned reptiles that are usually distinguished from snakes by the possession of legs, movable eyelids, and external ear.
May 17, 2022 · 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.
Sep 13, 2021 · Reptiles are animals in the class Reptilia. Unlike most amphibians, reptiles evolved the ability to complete their life cycle away from water, giving them an advantage that allowed them to thrive in a wider range of habitats. All reptiles are vertebrates that breathe air with lungs.
