Nature

This loggerhead sea turtle's footage brings new insights into their secret world.

Watch the brilliant color changes of a sleeping octopus.

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

The unusual behavior of a herd of goats seems to suggest they may be able to sense when the nearby Mt. Etna volcano will erupt.

Uncover the variety of activity that occurs on the slopes of active volcanoes.

Shark cams take us where divers never could.

An Alaskan professor raises an octopus in his home and makes several remarkable discoveries.

Australian animals such as koalas, fruit bats and kangaroos take cameras into their secret worlds.