Gatorland has a plan for all of its cold-blooded residents. The tortoises stay inside until the weather reaches about 65 degrees. The Burmese pythons and anacondas have space heaters galore.

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.

Warm-blooded creatures — including birds, who are descended from dinosaurs, and humans — keep their body temperature constant whether the world around them runs cold or hot. Cold-blooded ...

A new study suggests that the first warm-blooded dinosaurs may have roamed Earth about 180 million years ago. ... DALLAS – Scientists once thought of dinosaurs as sluggish, cold-blooded creatures.

A new study suggests that the first warm-blooded dinosaurs may have roamed Earth about 180 million years ago. ... Scientists once thought of dinosaurs as sluggish, cold-blooded creatures.

(CNN) — Were dinosaurs warm-blooded like birds and mammals or cold-blooded like reptiles? It’s one of paleontology’s oldest questions, and gleaning the answer matters because it illuminates ...

The answer is straightforward: Most dinosaurs were probably warm-blooded, too. Birds are descended from a diverse group of two-legged dinosaurs called theropods, which included giant, meat-eating ...

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.

Warm-blooded creatures — including birds, who are descended from dinosaurs, and humans — keep their body temperature constant whether the world around them runs cold or hot. Cold-blooded ...

Warm-blooded creatures — including birds, who are descended from dinosaurs, and humans — keep their body temperature constant whether the world around them runs cold or hot.