Lions are some of the largest cats on the planet, and extinct subspecies used to be even larger than modern lions.

A viral video showed a mama crocodile scooping up her hatchlings in her massive mouth, but is she actually eating her babies?

Have you ever stopped to wonder what a lioness's role is within their pride? The female lion is both a hunter and a caregiver.

These modern-day crocodiles are some of the largest ever recorded, with many as large as a school bus (or bigger).

Today’s video will explore some distinct differences between two birds of prey that dominate the world’s skies–the falcon and the hawk.

One of the most powerful and dangerous creatures inhabiting the ocean’s depths is the awe-inspiring great white shark.

Discover how the very special apple snail uses its snorkel to survive in poorly oxygenated water and helps other aquatic animals too.

Fossils from a new species of shark have been discovered in Kentucky's Mammoth Cave, increasing our understanding of ancient ...

A juvenile bowhead whale was seen far south of its normal range, raising concerns over ship strikes in Valdez.

Shark meat has been served to a large swath of the Brazilian population without their knowledge, putting millions at risk in the process.

The Bobbit worm waits buried beneath the ocean floor to ambush prey with lightning-fast strikes and terrifying jaws.

One of the world's only reindeer specialists, Dr. N. Isaac Bott, shares some of the most fascinating facts about these ...