Don't you know that in the natural state these cold-blooded animals are quiet only when they're asleep?
It is known that cold-blooded animals continually replace the cells.
Some species of cold-blooded animals change color swiftly, to camouflage themselves.
Indeed, to a cold-blooded animal, such as a fish or a crab, low temperatures have several advantages.
Later research showed that similar relationships hold for 'cold-blooded' animals and protists.
It is not used for cold-blooded animals or inanimate objects.
Its intermediate host can be any one of a hundred cold-blooded animals.
Like all cold-blooded animals its night vision improves as it gets colder.
If such was the case, van Helmont argued, how could cold-blooded animals live?
Many cold-blooded animals can do things to keep their temperature higher than the surrounding air or water.