Scientists have discovered a fish-animal, Tiktaalik roseae, they're saying is a new link in the evolutionary chain when it comes to the development of limbs. The 9-foot crocodile-like, 375-million-year-old creature was first discovered in 2004, but is now taking it's place as an important link. Patrick Jones (@Patrick_E_Jones) has the rest.

Weird Ancient Fish-Animal with Legs Discovered

Related Videos