At up to 40 feet long and 20 tons, the largest fish in the sea lives entirely on the very tiniest of creatures.
Spectacular rain forest decorate Borneo, the third largest island in the world.
Pacific walruses travel according to the movement of the ice. As the ice expands in the winter, they move south.
Each year, a small band of pronghorn follows the longest migration in the Americas below the Arctic.
The migrating Serengeti-Mara population represents about 70% of the global population of common wildebeests.
Millions of generations have engineered red crabs for life on land but their young must hatch in the ocean.
A wave of orange surrounds the trees during the monarch butterfly migration.
The Falkland Islands are off the coast of South America in the South Atlantic Ocean.
Army ants will migrate about 330 feet each night; the equivalent in human terms of a marathon.
The little red flying fox of Australia sometimes form camps of over one million individuals.
Male southern elephant seals, or bulls, must compete to earn the right to mate with an assembly of females.
Flick through our selection of images of some of the animls featured in the World's Deadliest series on Nat Geo WILD.
Captured moments of unexplained deaths of these creatures.
See images from the Blowdown series on National Geographic Channel.
A quest to create the most scientifically accurate model of a dinosaur ever made.
Just how big was the biggest dinosaur ever to walk the face of the earth?
Dinosaurs managed to survive injuries, infections and diseases that would kill most predators today.
Phil reveals new evidence of quirky movements that adult and baby Titanosaurs made 70-million years ago.
Researchers fear a newest tourist craze may be upsetting sharks’ natural behavior.