The clicking of flattened teeth, discovered by accident, could be “the first documented case of deliberate sound production in sharks,” evolutionary biologist Carolin Nieder, of Woods Hole ...

Picture an ocean world so deep and dark it feels like another planet—where creatures glow and life survives under crushing ...

Kobayashi and his colleagues christened the new therizinosaur, Duonychus tsogtbaatari. The genus name means “double claw”, ...

It’s fun to imagine secret dinosaur survivors living today, hidden in a remote corner of Earth. But the truth of who made it ...

Sam Rosenthal has been hunting fossils for more than 25 years in Montana, Wyoming, Maryland and Florida. Now, his collection of fossilized dinosaur bones, teeth and shells line the fourth floor of ...

Researchers discovered two new species of snake eels in Vietnam, one with "robust" teeth and one with "sharp" teeth.

Brock’s iron shield fish adds to the rich prehistoric history of McGraths Flat, and contributes to its classification as a ...

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

This resort town is home to one of the UK's longest piers as well as the most geographically and biologically significant ...

Scientists have found ancient nail tooth shark fossils deep inside Mammoth Cave in Kentucky, revealing new information about a mysterious group of extinct predators.

long – certainly not big enough to swallow you – this led them to nickname it the “chipmunk shark”. The McGinnis’ nail tooth shark also belongs to a group of jawed, cartilaginous fish ...