Potential explanations abound, yet recent research has shed new light on the question.

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Scientists have long thought that mechanical considerations drove the animals to passively gnaw on hard materials, says study ...

Ask anyone who’s had encounters with killer whales, and they will tell you just how smart they are. Orcas are incredibly ...

The earliest evidence we have of a tooth transplant comes from around 600 CE. Excavating ancient Maya sites, archaeologists have found teeth replaced with objects such as seashells and pieces of jade.

If I were to keep a rare pet, it’d definitely be a fox, particularly for their bushy tails and mesmerizing eyes. Some people ...

A new study shows Neanderthals may have planned hunts for giant elephants using teamwork and knowledge of their environment.

New research suggests that setting rescued slow lorises "free" is actually a stressful and perilous process that few animals survive.

Fugglers are so ugly they’re cute — and super discounted at Walmart right now If you have kids of a certain age, surely you’ve heard of Fugglers. These bizarre little creatures ...

Even with only jaws, Tanyka amnicola adds a new character to an ancient ecosystem that scientists are still trying to sketch ...

One of the hottest classes of drugs in the world owes part of its origin story to a weird desert lizard with a venomous bite ...

They’re slow, they’re sleepy, and they’ve taken over the internet—but sloths are more than just cute animals hanging from ...