Some fishlike vertebrates had already begun to evolve limbs by around 400 million years ago: They were called "lobe-fins," with ... appears that the four legs common to land animals today really ...

With wings resembling those of a bird and legs ... use to taste food—pretty wild,” said Nicholas Bellono of Harvard ...

While most people associate fish ... on land. They also have specialized eye sockets that retain moisture, enabling them to ...

Found in the Canadian Arctic in 2004, Tiktaalik had a crocodile-like head and strong, bony fins that scientists think it used like legs to move in shallow waters or even on land. The fish showed ...