Actions taken by the United States, Mexico and Canada to protect the migratory species are having a positive effect.
A long, dangerous eel migration from Canada to waters off of Bermuda has just been tracked for the first time.
September through November marks the annual autumn journey of the winged beauties, as they make their way to winter homes in California and Mexico.
Researchers gather the first full-altitude flight data for migrating songbirds.
Spiders can travel the world by sea, air and land, covering vast distances with ease.
Welcome to the shark highway, where rest stops include 'The White Shark Café' in the Pacific and a mid-Atlantic 'truck stop.'
Tiger sharks migrate over 4,500 miles -- and some far longer -- from the cold North Atlantic to the warm Caribbean. Continue reading →
Did you know a gray whale swims 14,000 miles when it migrates? How far do other animals travel?
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