“Essentially what this shows is that we have this whole gradient of metabolic levels.” The findings also imply that endothermy can’t fully explain why warm-blooded animals such as birds escaped the ...

How do they do it? Chemistry helps! The most important adaptation is how animals regulate their body temperature. Animals can be either warm-blooded or cold-blooded. Warm-blooded animals, which are ...

Geese, like all birds, are warm-blooded animals, also called regulators, whose bodies make their own heat, whatever the weather. But they need plenty of food to do this and food for geese is ...

Whales are a group of mammals that live in oceans. They include some of the largest animals on Earth. The blue whale is the ...

This led Araújo and his team to hypothesize that because endolymph is more viscous in warm-blooded animals, their canal structures may have evolved differently than in ectotherms, the outlet reports.

Still the debate continued, so evolutionary biologist John Grady and his colleagues aimed to settle it by comparing the growth rates – which are five to 10 times higher in warm-blooded animals ...

Green iguanas are cold-blooded, as they can't regulate their internal body temperature and they rely on the outside temperature to stay warm ...

Are seals mammals? We've done the research! Jump in to read about the characteristics of seals that make them mammals!

In addition to busting another dinosaur myth, this study may also provide some insight into the evolutionary history of modern animals. Modern birds are all warm-blooded and can be found ...