motricity,” is a requirement for the development of the nervous system.

bonobos, related to chimpanzees and native to the Congo, have been found to engage in French kissing.

What they discovered was that not only fish, but spiders and many insects can taste their food by the structures that are most likely to first come in contact with the food. And this in...

at least a fifth of all mammalian species are bats.

fire breath” was used as a defense against predatory reptiles.

Also surprising to scientists have been the recently documented virgin births in captivity of several types of sharks—the hammerhead, the bonnethead (also known as the shovelhead), and the blacktip.

the mangrove killfish, lives in South American and southern US coastal swamps that can either dry up or become so toxic that the fish has to find refuge in the mud or by flipping and...