Fish can change their teeth quickly, which speeds up their evolution. Cichlids in African lakes show the fastest ...

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 ...

A Brazilian woman's dinner plans took a bizarre turn when she discovered a fish with eerily human-like teeth. Paula ... from a beachside vendor, looking forward to a delicious meal.

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 ...

The authors’ discovery of apparently cooked fish teeth would be the earliest documentation of the food preparation method by hominins, the scientists write in the study. Investigating this theory, the ...

Its teeth are designed not so much to grab or slice fish but to prevent them from escaping once the coelacanth has sucked them into its gaping maw. Beneath the chin lie large, bony plates.

They mostly eat fish, but will also catch turtles and other species of ... it is only the first few rows of teeth which are involved in feeding,’ Emma explains. ‘The rows of teeth push forward so 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 ...