From: Discovery Channel on Fri, Feb 01 2008 3:36 PM

Horrible water, chapped lips, headaches ... just another day on Everest.

From: Discovery Channel on Fri, Feb 01 2008 3:36 PM

Bear describes why sheep eyeballs count among his least favorite meals.

From: Discovery Channel on Fri, Feb 01 2008 3:34 PM

Witness some of Bear’s greatest moments of suffering.

From: Discovery Channel on Fri, Feb 01 2008 3:34 PM

Bear explains what most worried him on this flight.

From: Discovery Channel on Fri, Feb 01 2008 3:19 PM

Bear reflects on the punishing winds and bleak landscape of Iceland.

From: Discovery Channel on Fri, Feb 01 2008 3:18 PM

Mountain guide Mac briefs Bear and his crew just before they shoot a climb in the Sahara.

From: Discovery Channel on Fri, Feb 01 2008 3:16 PM

Who else could leap giant cliffs in a single bound?

From: Discovery Channel on Fri, Feb 01 2008 3:16 PM

Learn to climb in a way that prevents your lungs from becoming a bloody, frothy mess of mucus.

From: Discovery Channel on Fri, Feb 01 2008 3:16 PM

Bear may be the front man, but he credits the team behind the scenes with making the attempt possible.

From: Discovery Channel on Fri, Feb 01 2008 3:16 PM

Get the inside scoop on Bear’s Patagonia shoot, from capturing the opening scene to worm wrangling.

From: Discovery Channel on Fri, Feb 01 2008 3:00 PM

Watch how Bear’s team filmed his repels down steep cliffs in Panama.

From: Discovery Channel on Thu, Jan 31 2008 6:10 PM

With mouthfuls of mealworms, this family of Golden Lion Tamarins work for their food. Jorge Ribas hangs out with these curious monkeys.

From: Discovery Channel on Thu, Jan 31 2008 6:10 PM

Hanging in the trees, waiting for a tasty snack to stroll by is the Green Tree Python. Jorge Ribas slithers in for a closer look.

From: Discovery Channel on Thu, Jan 31 2008 6:10 PM

Jorge Ribas meets up with Alex the Aldabra Giant Tortoise, a resident of the National Zoo since 1956.

From: Discovery Channel on Thu, Jan 31 2008 6:09 PM

Tasty crickets in hand, Jorge Ribas meets the Great Argus Pheasant and her two new chicks.

From: Discovery Channel on Thu, Jan 31 2008 6:09 PM

The Giant Anteater can eat 30,000 ants per day with its 2-foot-long tongue. Jorge Ribas finds out what else it can do.

From: Discovery Channel on Thu, Jan 31 2008 6:07 PM

What do you get when cross a peacock, a praying mantis and a shrimp? A killer crustacean!

From: Discovery Channel on Thu, Jan 31 2008 6:07 PM

Jorge Ribas finds out how the flamingo gets its pink color, and whether its knees really do bend backwards.

From: Discovery Channel on Thu, Jan 31 2008 6:05 PM

The Giant Pacific Octopus is smarter than you might think. And at the Smithsonian's National Zoo, Jorge Ribas watches one use its wits - and many arms - to get a snack.

From: Discovery Channel on Thu, Jan 31 2008 6:05 PM

The Hercules beetle can lift the human equivalent of a 65-ton object. Jorge Ribas finds out what else the big bug can do.