This devoted father saves his chicks by tucking one under each wing.

See how elephants actually help shape the flow of the Okavango River.

Watch this family of collared peccaries at their favorite muddy wallow in the Amazon rainforest.

Weighing less than an apple, pygmy marmosets are the tiniest monkeys on earth.

This breakthrough study shows how wildebeest are Serengeti keystones.

With severe myopia hindering her vision on land, scientist Mary Power's love for aquatic life began when she realized she could see much more clearly underwater.

Witness scientist Bob Paine's breakthrough discovery.

See the playful relationship between Laurel and an octopus.

This octopus has devised an ingenious way to create a moveable shelter.

Watch the brilliant color changes of a sleeping octopus.