"The Reptiles: Alligators and Crocodiles" looks at the ultimate predators at the margins of the water and the land.

NATURE's "The Reptiles: Lizards" explores the world of the great escape artists of the wild, and looks at their remarkable bag of tricks.

Take a look at the reptiles that humans may fear most: Snakes. Look into their secret and very strange world to try to understand them better.

NATURE's "The Reptiles: Turtles and Tortoises" takes a close look at ancient creatures marching slowly through the millennia.

Life is no picnic:amidst the carefully planted flowers and neatly clipped grass there lies a hidden world which is revealed in the NATURE program SECRET GARDEN.

NATURE lifts part of the veil of mystery shrouding some fascinating -- and often fearsome -- creatures in "The Secret World of Sharks and Rays."

How does such a seemingly passive life form accomplish the complex task of reproduction?

(Airs Sunday, December 13) Shark Mountain takes viewers on a dive of a lifetime to reveal underwater creatures unlike anywhere else in the world.

(Airs Sunday, August 23) Explore a haven for some of the most extreme underwater predators.

In the winter of 2006, millions of bees vanished from their hives without a trace. The epidemic set researchers scrambling to discover why honeybees were dying in record numbers -- and to stop the epidemic in its tracks before it spread further.