The Amazing Ancient Fishes of Africa - Cool Green Science

Meet fish that can breathe air, hibernate and even fly.

This ancient sea reptile had a slicing bite like no other

The Amazing Ancient Fishes of Africa - Cool Green Science

The Amazing Ancient Fishes of Africa - Cool Green Science

The Amazing Ancient Fishes of Africa - Cool Green Science

The Amazing Ancient Fishes of Africa - Cool Green Science

Fossil Fish - Fossil Butte National Monument (U.S. National Park Service)

New Species of Ancient Shark Identified Through Fossil Research at Mammoth Cave National Park - Mammoth Cave National Park (U.S. National Park Service)

Flashlight fish glow blue to aid schooling, study from Solomon Islands finds

Surprising History of Glowing Fish