The hot question of whether dinosaurs were warm-blooded or cold-blooded finally has a good answer. And as it turns out, dinosaurs — Earth’s dominant land animals until an asteroid wiped them ...

because blubber is a feature of warm-blooded animals," said Prof Schweitzer. To provide additional support for this idea, the researchers artificially matured the blubber of a modern porpoise ...

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 mostly birds and ...