American black bears are the most widely distributed bear species in the United States, inhabiting forests, mountains, and ...

A 2025 survey found more vaquitas and no gillnets in the vaquita's habitat, offering rare hope for the world’s most ...

Activists and lawmakers believe Sea Life London's gentoo penguins are in trouble, and are fighting to have the "basement ...

Learn why cows have four stomachs, how they break down plant matter, and the impacts of their unique digestive system.

Although its best known for its volcanoes, if you're California then check out these animals in Lassen Volcanic National Park ...

Ribbon worms have a secret weapon when it comes to taking down prey, and it's one you'd never expect to see from a spineless ...

The process is relatively quick, with most female hedgehogs giving birth overnight. By morning, between three and seven new ...

Rattlesnakes are among the most iconic and widespread venomous reptiles in the United States, found across several different ...

Venomous snakes may cause more deaths to humans than constrictors – but the massive strength of constrictors can overtake ...

There is a mysterious island just 20 miles off the coast of southeastern Brazil that is so infested with deadly snakes that ...

From the tiny bumblebee hummingbird to the massive flightless ostrich, the world’s more than 10,000 species of birds displays ...

Sharks that venture into brackish water, such as estuaries, river mouths, and mangrove swamps, are often highly adaptable ...