Given their huge size, there is no question as to why hippopotamuses are one of the most feared mammals. Apart from their bulky appearance, they also have an odd-looking mouth that features huge, ...

You probably don’t think much about teeth until a dentist brings them up. But across the animal kingdom, tooth counts can get wild fast. Some sharks go through thousands in a lifetime. Slugs carry ...

(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 ...

Big teeth, beady eyes, and spiky skin might scream danger, but not all creatures that look like nightmare fuel are out to get ...

The Old Town Police Department said residents should not approach the lizard if they spot the creature Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE since 2013, covering ...

Some sharks are defined by more than just their size—their teeth are what truly set them apart. From razor-sharp rows built ...

Great white sharks are among the most powerful predators in the ocean, known for their size, speed, and hunting ability. As ...

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 ...