A new study shows that the ease with which these fish can develop a biological innovation (complex teeth), not just the innovation itself, enables this rapid evolution. (Photo of Nimbochromis ...

Scientists found a “large”-eyed sea creature with “canine-like” teeth on reefs in the South ... scorpionfish specimens and noticed a few fish that didn’t quite match the others, they ...

Teeth preserve well. This mixture of dinosaur, fish and crocodile teeth from Morocco dates to about 95 million years ago in the Late Cretaceous Period. The teeth from Kirtlington and Hornsleasow were ...

Complex teeth with multiple cusps in an African cichlid fish. The cichlid fish of Africa's Great Lakes have formed new species more rapidly than any other group of vertebrates. A new study shows that ...

A new study shows that the ease with which these fish can develop a biological innovation (complex teeth), not just the innovation itself, enables this rapid evolution. It’s not what you do ...

Adaptations of the teeth and jaws that allow the fish to adapt to a wide range of food sources and habitats are thought to be a factor in their success. Fish, including cichlids, have either ...