We know surprisingly little about the deep ocean or the strange creatures that live there. These unusual animals have evolved without sunlight and survive in complete darkness, resulting in many ...

Here are five animals with the weirdest hearing features and why they are so important.

Nature doesn’t always play by the rules. For every majestic lion or elegant eagle, there’s a creature so bizarre it looks like a science experiment gone rogue. Some animals are evolutionary oddities, ...

Most countries pick something sensible for their national animal — the U.S. has the bald eagle Canada has the beaver and Australia has the kangaroo However, some countries looked at that playbook and ...

Nature’s diversity is most apparent when viewed through the eyes, literally. Throughout the animal kingdom, the ability to ...

Evolution is usually a masterpiece of efficiency, but every once in a while, it feels like the natural world ran out of resources and had to finish a project using whatever leftovers were in the bin.

North American river otters have lived for a long time in Chesapeake Bay, yet relatively little is known about how their surroundings impact them. So what does daily life for river otters on the ...

Koalas with the bodies of lions. Elephants the size of your dog. Gigantic, 8-foot-tall sloths. These aren’t creatures found in science fiction: They walked our planet a million years ago, during the ...