Accompany researchers in "Deep Jungle: The Beast Within" as they explore tropical forests for clues about the origins of humans and what our own future might hold.

NATURE's "Deep Jungle: Monsters of the Forest" takes you in depth, home to millions of marvelous species, and be treated to a front-row seat to the Amazon.

Experience the bittersweet tale of baby ring-tailed lemurs, including an unusual near-albino infant named Sapphire, learning to survive in their treetop homes.

Interview with John Rubin, producer of "Animals Behaving Badly," Rubin Tarrant Productions, and formerly of National Geographic.

NATURE investigates the sometimes exasperating efforts of people and wild animals to adapt to each other when their worlds collide.

An incisive look at the breeding, behavior, and training of humankind's best friend, including useful pointers on how to avoid mistakes when selecting a puppy.

The Real Macaw offers bird lovers the rare opportunity to enjoy these beautiful birds in their natural habitats rather than in pet stores and cages.

Ancient tepuis of Venezuela: gravity-defying rock formations, thundering falls, and singular flora and fauna.

Discover amazing birds -- from hummingbirds and peregrine falcons to parrots and barn owls -- on NATURE's "Extraordinary Birds."