One of the most important aspects of the pangolin’s ability to walk on two legs is its thick, muscular tail. The tail acts as ...

In a study published in the journal Current Biology, researchers detailed the well-preserved remains of an ancient whale that walked on four legs. Legs on an animal that was known in the modern ...

Early ancestors of the ocean's biggest animals once walked on land. Follow their extraordinary journey from shore to sea. Although whales are expert swimmers and perfectly adapted to life underwater, ...