Before the evolution of legs from fins, the axial skeleton - including the bones of the head, neck, back and ribs - was already going through changes that would eventually help our ancestors support ...

Add Yahoo as a preferred source to see more of our stories on Google. A “weird” species of “walking” fish is helping shed light on how humans evolved to stand upright millions of years ago, according ...

New reconstruction of the skeleton of the 375-million-year-old fossil fish, Tiktaalik roseae. In a new study, researchers used Micro-CT to reveal vertebrae and ribs of the fish that were previously ...