Here are 10 animals that have some of the highest levels of testosterone and the impact it has on their behavior and characteristics.

Learn how matabele ants rescue their injured comrades when they are on hunting raids, take them back to the nest, and heal their injuries.

The Iberian ribbed newt has one of the most gruesome defense mechanisms of any amphibian, ensuring its survival during a ...

Even for the most ardent nature fan, it is all too easy to overlook slugs. Not only are they small, ground-dwelling, and, well, sluggish, but they also don’t tend to please the average gardener. They ...

A particular photo making the rounds on This Is Alabama’s Instagram shows the kind of fish that can be caught within this ...

Celebrate K9 Veterans Day by honoring heroic military dogs, from Sgt. Stubby to today’s Army K-9 Corps, who’ve saved lives in every U.S. war.

Have you ever seen something as unbelievably cute and fluffy as this rabbit? The Angora rabbit looks more like a cloud — or a puffy ball of cotton candy — and a new picture shows just how massively ...

Atlas moths are some of the most beautiful moths on earth, but that comes at a price. Discover why people pay top dollar for ...

Alaskan lakes/rivers teem with grizzly bears, moose, seals, whales, sea otters, etc. But beware, know the dangerous ones!

Despite a healthy alligator population thriving in the Everglades, a guaranteed sighting doesn’t actually exist. However, ...

Conservation in Namibia, Africa, has an orphaned cheetah who lives with them because his mother was shot when he was just ...

The Korean Demilitarized Zone (DMZ) is the most heavily fortified border on Earth, but inside, wildlife flourish in an ...