Humans love it when cats knead because the cute motion makes it look like cats are hard at work on a bakery assembly line.

Evolutionary biologist Nathan H. Lents details how animal relationships can offer perspective on sexual diversity, social ...

What do animals need to survive? Discover the basic things all animals need to survive. What do humans need to be healthy? Learn what humans need to be healthy and how to stay healthy.

Lobsters, like most animals, need to reproduce and have lots of offspring to ensure the survival of their species. Lobsters, ...

Animal experts call this process "milk let ... We've all seen a cat 'make biscuits.' Here's why humans love it so.