Warm-Blooded Animals: How They Stay Active in Any Climate
Warm-blooded animals, also known as endotherms, are animals that can maintain a stable internal body temperature regardless of the temperature around them. This ability allows them to stay active in both hot and cold environments.
The main groups of warm-blooded animals are mammals and birds. Humans, dogs, lions, whales, and elephants are all mammals, while birds include species such as eagles, penguins, sparrows, and owls.
Interestingly, a few highly active fish, including...
