Hippos and crocs have lived side by side for millennia, but are they cozy bedfellows or arch-enemies? One is a hefty herbivore, the other is the most...

Enter the harsh and unforgiving Kalahari and follow a lion pride attempt to save their threatened bloodline.

David Attenborough narrates the intimate story of a leopard mother and her two cubs. This very special family must survive in the wilds of Botswana...

The saltwater crocodile , the largest reptile there dominates the rivers and estuaries of northern Australia . It is an example of adaptability and...

Big-cat expert Boone Smith tracks pumas in Patagonia, but the tables are turned when a big cat starts to stalk him.

A high-tech autopsy on a Nile crocodile unlocks secrets behind its hunting prowess.

The crushing jaws of hyenas may act as a kind of nutrient blender, grinding out calcium and phosphorous from bones and dumping them back into the...

One creature thrives on the wing and on the move. With more than 914 different species North American birds dazzle in their diversity.

In the far reaches of the North, wolf and bear come head to head. Winter has been long. The melting ice reveal scattered carcasses in the Swamp: a...