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

They can survive for an entire week without water but ... It is almost as if the warm-blooded animal becomes cold-blooded, as its body temperature drops considerably. But they are still alive, and ...

Reptiles are animals that have dry, scaly skin and are cold-blooded. This means their ... Amphibians are animals that live both in water and on land. They start their lives in water, hatching ...

Scientists have calculated the water ... the animals and it's not too hot for them," he said. "It's about right in terms of their optimal preference for temperature." Most sharks are cold blooded.

Come on, get a move on! Down here in the Antarctic, it’s so cold that it’s mainly only warm-blooded regulators that can live here. These animals are able to keep their bodies about the same ...

Yet, if that's true, why aren't birds cold ... "Animals that are warm-blooded are usually more active," Holly Woodward, a professor of anatomy and paleontology at Oklahoma State University, told ...

All animals need energy to live. They use it to breathe ... increases the rate at which an animal uses energy. Because cold-blooded animals rely on the thermal conditions of their environment ...