Deep in Africa and South America's rainforests, some super-strong eagles hunt monkeys. Take crowned and harpy eagles, they're ...

This 1930s film showcases a variety of zoo and wildlife scenes, capturing the behaviors and feeding habits of animals in both captivity and natural environments. Bears at a zoo eat fish in a pool, ...

Proboscis monkeys may look ridiculous to us, but they are in fact perfectly adapted to their swamp surroundings. Their pot-bellied stomachs are able to digest toxic leaves, while their huge noses play ...

Unlike virtually every other primate, spider monkeys have no thumbs, which could snag on the branches. Instead, their four long fingers form a perfect hook to help ...