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 ...

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 ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Around 375 million years ago, the ancient fish known as Tiktaalik ...

New evidence from scientists at the University of Chicago shows exactly how the tiktaalik roseae, one of the first semi-aquatic organisms, fed itself using a similar feeding mechanism to modern ...

You may have come across a meme showing an ancient fish known as Tiktaalik. It shows the green, eel-like creature crawling out of the sea about 375 million years ago — about the time that scientists ...

Several hundred million years ago, fish began to grow limbs that enabled them to walk across the bottom of the water. Modern mammals, including humans, evolved from these fish. But on Wednesday, a ...