In 1919, whalers hauled up a 60,000-pound humpback off Vancouver Island and found something impossible-looking: two leg-like ...

The earliest whales are said to have roamed the Earth 50 million years ago. Despite what you may think, the earliest ancestor of the whale was a land-walking mammal called the Pakicetus. Even though ...

When you think about a whale, you probably picture an enormous sea creature without legs. But what if I told you the first whale had four legs and could walk on land? I talked about whales and other ...