As if the ocean’s apex predator wasn’t terrifying enough. Hollywood films like Jaws taught us all to be fearful of the giant ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." A study out of Japan showed how targeting genes can regrow teeth in animals. Now, the team has turned to ...

Teeth help animals bite and chew food. Meat-eating carnivores tend to have sharp teeth to sink into their prey, while herbivores tend to have flatter teeth to grind down their plant-based meals. Some ...