Study reveals that early embryonic cells can switch roles, reshaping what we know about how fins, gills, and other body ...

As biologists know, nature can take its sweet time explaining itself. Andrew Gillis, associate scientist at the Marine ...

How did the complexity of many organisms living today evolve from the simpler body plans of their ancestors? This is a central question in biology. Take our hands, for example: Every time we type a ...

A new analysis of the bones and muscles in ancient fish gives new clues about how the shoulder evolved in animals -- including us. A new analysis of the bones and muscles in ancient fish gives new ...

Behold the frogfish. This bizarre creature really is a fish, despite its bullfrog face, pectoral fins that look like webbed feet, and a froglike mouth that snaps up unsuspecting prey. But the way it ...

While the sea robin has legs, it still doesn’t need a bicycle. By Sofia Quaglia The sea robin has fascinated scientists for decades. It has the body of a fish, the wings of a bird and the legs of a ...

Researchers raised two groups of walking, air-breathing Polypterus senegalus — one on land and one on the water. They discovered that each group was able to adapt to be best suited to its environment.

A new analysis of the bones and muscles in ancient fish gives new clues about how the shoulder evolved in animals – including us. The shoulder girdle – the configuration of bones and muscles that in ...