The image of millions of butterflies in a magical forest won the European Wildlife Photographer competition and here are 20 more amazing category winners.

At the turn of this century, seeing a wild jaguar was exceptionally difficult. People driving through the Jaguar Ecological ...

These amazing images from the Smithsonian Magazine Photo Contest show the Arctic animals at their fierce but adorable best ...

Photo courtesy of Muse Opiang. But in June 2023, we joined a group of mammal watchers led by Carlos Bocos, a wildlife guide with significant experience in West Papua, looking for the species on ...

Chikkanaragund Harshakumar was watching wildlife at the Nagarahole Tiger Reserve in December 2022 when he spotted a ruddy mongoose, a type of carnivorous mammal, according to a study published Oct. 26 ...

When a giant asteroid hit Earth around 66 million years ago, it created a massive disaster that wiped out the dinosaurs. But somehow, many mammals survived, and scientists have some ideas why. Unlike ...

A new patient recently checked in at The Marine Mammal Center’s Hawaiian monk seal hospital Ke Kai Ola in Kona on the Big ...

California sea lions are in Monterey Bay National Marine Sanctuary year round, and their population is increasing.

Colorado paleontologists found a rare fossil mammal, Heleocola piceanus, from 70-75 million years ago. The discovery shows some ancient mammals were larger than previously thought. A team of ...

As incoming waves battered a California harbor, a sea lion faced a “life-threatening situation.” The 172-pound sea lion, ...