Tiktaalik roseae had fish-like fins, a flattened skull (similar to a crocodile), and is thought to have lived in shallow water, using its fins to prop itself up ...

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 ...

Scientists have long been fascinated by how ancient fish like Tiktaalik evolved the structures ... incorporate some features ...

The animal was a so-called lobe-finned fish that lived about 375 million years ago. Named Tiktaalik rosae by its discoverers, it is a classic example of a transitional form, one that bridges the ...

The mudskipper is a small fish that can leap with a flick of its tail. Watch one particularly agile specimen in action here as he overcomes serious obstacles to find his mate, bring her home ...