The sun sets over a quiet backyard garden. A red fox sneaks into the yard, its nose in the air, sniffing loudly—it smells ...

A bald eagle's white head may make it look bald. But actually the name comes from an old English word, "balde," meaning white ...

You probably know sea stars as starfish, the name sea stars are commonly known by. But sea stars aren’t really fish. Sea stars, like sea urchins and sand dollars, do not have backbones, which makes ...

Indian peafowl are a species in a group of birds called pheasants. The males are called peacocks, while the females are called peahens. Together, they are peafowl. Peafowl are among the largest of all ...

Related to modern day snakes and monitor lizards, Tylosaurus proriger lived during the Cretaceous period about 85 million years ago. (It's not a dinosaur!) It dwelled in an ancient body of water ...

A fish swishes through the water just above a cluster of coral on the seafloor. Suddenly a hairy-looking, bloblike creature emerges from the coral, snags the fish in its mouth, and devours the snack.

An American goldfinch soars through the warm spring air, it’s yellow feathers reflecting the sun. Suddenly the bird opens its ...

Emperor penguins spend their entire lives on Antarctic ice and in its waters. They survive—breeding, raising young, and eating—by relying on a number of clever adaptations. These flightless birds ...

Not far from the North Pole, the world is frozen for thousands of miles. Suddenly a snowy mound wiggles and reveals two dark eyes. The lump is transformed into the furry white body of a lone arctic ...

So. Many. Penguins! Journey to Antarctica to see the moment when a group of emperor penguin chicks jump into the ocean for their first swim. But while most emperor chicks jump about two feet into the ...

These ancient people were living in the center of a vast empire that spanned across Europe, northern Africa, and parts of the Middle East. Lasting over a thousand years, the ancient Roman civilization ...

These games challenge you to find gemstone pairs, spot differences in photos, and match uncut stones with their polished versions. Plus, get facts about gems along the way.