Before the Spanish introduced modern horses to the New World, horses roamed wild in North America, then they disappeared, but ...

Humans and wolves co-evolved, influencing each other’s development, a relationship that led to the domesticated dog. But what ...

Two new species of crayfish have been identified in the Pacific Northwest region of North America, and researchers say both ...

Does Donald Trump have the political capital this time around to actually gut the Endangered Species Act in perpetuity?

Given their abundance in American backyards, gardens and highway corridors these days, it may be surprising to learn that ...

Millions of years ago, colossal crocodiles dominated prehistoric ecosystems. Sarcosuchus, or \"SuperCroc,\" reached 39 feet, ...

The Santa Barbara Maritime Museum and Photographer Chuck Graham tell a visual story of the remarkable recovery.

White-tailed deer have been hunted from the earliest migrations of people into North America, over 15,000 years ago. The ...

The birds rely on the red wolves to scare away smaller threats, such as raccoons and other birds of prey, from their nests.

In August 1992, state biologist Charlie Todd ascended Borestone Mountain to tend to five captive peregrine falcon chicks. He ...

Timber rattlesnakes are the most common rattlesnake in Alabama. Also known as the canebreak rattlesnake, it’s found throughout the state, though it’s significantly less common on the Gulf Coast, ...

The Smithsonian’s National Zoo and Conservation Biology Institute celebrated the birth of a litter of endangered black-footed ...