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 ...

(Close-up of a shark with sharp teeth. Credit: GIOVANNI NITTI / Shutterstock.) Shark teeth are a marvel of evolution. They are so sharp that many island cultures once used them as weapons and tools to ...

A fossil pulled from Victoria’s Surf Coast has revealed a very different kind of whale, one built for speed, sight, and killing power. Measuring just over two metres, Janjucetus dullardi had large ...

Two new snake eel species discovered in Vietnamese waters, one with "robust" teeth and one with "sharp" teeth, were detailed in a research article published in the zoological journal ZooKeys on March ...