Thought to be some of the smartest animals on Earth, bottlenose dolphins send messages to one another in many different ways. They squeak, squawk and use body language—leaping as high as 20 feet in ...

Bison are the iconic image of the Great Plains and the Old West. They are massive, shaggy beasts and the heaviest land ...

A goblin shark’s top and bottom teeth are attached to ligaments, or bands of skin tissue, tucked into its mouth. When prey is just out of reach, the shark extends the elastic tissue out of the mouth ...

Spider monkeys have long, thin arms with hooklike hands that allow them to swing through the trees. They do not have opposable thumbs. The brown-headed spider monkey has a prehensile tail, which means ...

Wandering through a dense forest in southern China, a sun bear comes across a log. He gives it a sniff and then opens his mouth. A nearly ten-inch-long tongue rolls out! Maneuvering the massive tongue ...

Red-bellied piranhas live in lakes and rivers in South America. They sometimes use their mighty mouths to gobble up other fish or animals such as shrimp, worms, and mollusks. They swim and hunt in ...

A snow leopard peers down from a craggy rock ledge high in the peaks of Mongolia, a country in Asia. She’s on the lookout for a snack. The animal’s spotted beige fur allows her to blend in almost ...

These insects get their name because they have very long front legs that they hold in a position that reminds people of ...

While much of the world sleeps, vampire bats emerge from dark caves, mines, tree hollows, and abandoned buildings in Mexico ...

Slowly stalking down the snowy hillside, the Amur leopard watches its prey through the trees. In the clearing below, a sika ...

Sliding and wrestling, belly flopping, and somersaulting, river otters really know how to play! They take advantage of any ...