Documentary footage captures animal behavior around the world.
Cameras scan the ocean's surface and troll its depths, revealing daytime hunters and night feeders.
Rarely seen living things inhabit deserts.
The dynamics of emperor penguin behavior; aerial images of a polar bear swimming.
The bizarre-looking Tibetan fox; lions hunt elephants.
A humpback whale and her calf; pygmy seahorses; seals attack king penguins.
Cameras capture unprecedented views of the animal species that live on the dark jungle floor.
Rivers descend from their mountain sources to the sea.
Plants take center stage in this exploration of seasonal forests.