To find out, they looked for and analyzed data on 2,118 species of warm-blooded animals that had reasonably closely related mainland species. They did the same with data from 695 cold-blooded species.

Types: Insects, molluscs, arthropods, fish, amphibians, and reptiles Warm-blooded Warm-blooded animals can generate their own body temperature, not needing to depend on the environment to regulate it ...

Cold-blooded animals, including reptiles like snakes and lizards, depend on outside sources to control their temperature: For example, basking in the sun to warm up.

Warm-blooded animals, which include mammals and birds, use energy from food to maintain a constant body temperature. Their bodies can shiver to generate heat, and they may sweat, pant or dilate ...

Dinosaurs were initially cold-blooded, but global warming 180 million years ago may have triggered the evolution of warm-blooded species, a new study found.

Cold-blooded animals, including reptiles like snakes and lizards, depend on outside sources to control their temperature: For example, basking in the sun to warm up.

The raptor, along with other select dinosaurs, may have evolved to be warm-blooded 180 million years ago, generating their own body heat to withstand chilly temperatures, according to research ...

Cold-blooded animals, including reptiles like snakes and lizards, depend on outside sources to control their temperature: For example, basking in the sun to warm up. Article continues below this ad ...

Now, a new study estimates that the first warm-blooded dinosaurs may have roamed the Earth about 180 million years ago, about halfway through the creatures' time on the planet.

Now, a new study estimates that the first warm-blooded dinosaurs may have roamed the Earth about 180 million years ago, about halfway through the creatures’ time on the planet.