Earth's oceans may seem like an expanse of the same water to us, but try telling that to a sea turtle or a whale shark.

Bowhead whales migrate from their usual overwintering spot in the Bering Sea, north through the Bering Strait, to summer feeding grounds in the Chukchi and Beaufort Seas. Recently, they’ve begun ...

The gray whale has the longest recorded migration, not just of a whale ... along Japan, and Australia’s Queensland and western coasts. While most humpbacks migrate, its believed that the ...