As summer melts the ice, polar bears dive for food in a unique way rarely seen called porpoising.
(02:44)A smuggler denies swallowing drugs, but an X-ray exposes the truth.
(02:19)Karl and Marty Knutson finally lay their hands on a custom-built sluice plant.
(02:25)In the Florida swamps, the gator reigns supreme.
(02:54)Dr. Oakley races against the clock to draw blood and microchip the zoo's new meerkats.
(01:57)Dr. Oakley tries to help local farm pigs suffering from a bad case of mange.
(02:34)Nick on the Fishin’ Frenzy explains the difference between Carolina tuna when the rod bends.
(01:54)The underdogs of the fleet finally find the fish.
(03:06)Hey Jude, a fragile cockatiel, needs a creative solution in order to help her warm up quickly!
(01:21)A lynx goes after a defenseless rabbit in the beautiful wilds of Spain.
(02:22)A flying lizard is pursued by a flying snake.
(01:27)The Pontifical Academy of Science works to reconcile Christian beliefs with scientific discoveries.
(02:56)Go behind the scenes with the filmmakers of The Story of Us with Morgan Freeman. The Story of Us with Morgan Freeman airs...
(00:00)Archaeologist Stella Demesticha and historian Michael Scott determine the cargo of an Ancient Greek ship.
(02:28)Blakiston’s fishing owls. By day, they enjoy the view, and wait for cover of night. Their fluffy chick secures itself in a...
(03:16)Steller’s sea eagles face adversity with grim determination. Only the toughest survive. They find refuge at lake Kuril – a...
(03:09)Through April and May males build up their stamina for the mating season. Courtship happens in stages. First, pursuit. And...
(00:35)