Pounce! A puma springs from the shadows and leaps on its prey. Its powerful claws and sharp teeth do the rest. Learn how these sleek wildcats stalk and find their next meal.

When it comes to battle, some animals seem to be natural warriors. They may have spines or armor to fend off predators, or horns made to attack. Enemies that mess with these animals are in for an unpleasant surprise.

Hippos may look cute, but keep your distance! These huge animals use their fast running speed and long canine teeth to defend their territories and their young. Find out why these beasts are Africa’s deadliest mammals.

Did you know that your body is home to more than 32 million kinds of germs? They live on your feet, in your nose, and even in your mouth! Learn more about the gross things your body does and why it does them. You'll never look at yourself the same way again!

Polar bears look cuddly, but beware! Their curved claws, powerful jaws, and jagged teeth all help them attack and kill prey. Discover how the world’s biggest land predator finds its next meal.

Did you know that some animals use poop to cool off? It's true. And there's even an animal that uses poop to defend itself! Learn more about the gross things animals do and why they do them. The zoo will never be the same!

When these animals face a dangerous situation, they either run away, stay and fight, or hide from sight. Find out which of your favorite animals are masters of speed, strength, and stealth.

Did you know that some pets eat poop? It's true. And there's even one pet that will eat its own tank mates! Learn more about the gross things pets do and why they do them. You'll never look at your pets the same way again!

Many people believe hyenas are only scavengers, eating food that other predators leave behind. But more often, hyenas use their sharp teeth and powerful jaws to hunt live prey. Learn how this fast, clever animal finds its next meal.

Did you know that some bugs eat blood or poop? It's true. And there's even a kind of bug that eats boogers! Learn more about the gross things bugs do and why they do them. The backyard will never look the same!

Wrasses that can change from female to male! Anglerfish that glow under the sea! Some fish have found extreme ways to adapt to their environments. Discover some of the most interesting and unusual adaptations in fish that have allowed them to survive all over the world.

Leatherback sea turtles face one of their lives’ biggest challenges as soon as they’re hatched. Crawling out of their eggs on the sandy shore, they hurry to the sea in a race to escape those who see them as a tasty meal. If they survive and thrive, they can grow longer than an adult male is tall and weigh as much as a small car! Learn more about these amazing animals, including where they live, what they eat, the many challenges they face in their lives, and what you can do to help.