Studying the physiology and ecology of whales, dolphins, and other marine mammals through methods ranging from molecular ecology to tracking the movements of individuals and populations using ...

Pangolins, the world’s most trafficked mammals, frequently appear in wildlife seizures, yet there is no universal system for tracking or identifying individual animals. Researchers proposed what ...

Gorgonopsians weren't a direct ancestor of living mammals, nor did they give rise to the saber-toothed cats that existed until around 10,000 years ago. However, they were part of the wider ...

In the eye-opening study, researchers observed the squirrels actively hunting and eating other mammals, specifically California voles. It marks the first evidence that these supposedly vegetarian ...

The gorgonopsian excavated in Mallorca laid eggs, unlike most mammals. But it was warm-blooded, unlike reptiles. Its leg shape and position were halfway between mammal and reptile. And its saber teeth ...

The origin of mammals is shrouded in mystery, but every fossil clue helps rewrite the story. A new discovery on a Mediterranean island is challenging what we know about when—and where—mammal ...

Despite not being particularly mammal-looking, the earliest true mammals began to rise about 200 million years ago, when dinosaurs were still roaming Earth. However, the therapsids still had ...

Humpback whales have long impressed us with their incredible travel distances, often covering thousands of miles between feeding and breeding areas. Scientists recently recorded an adult male humpback ...

Researchers have declared a mammal related to the manatee - said to have inspired ancient tales of mermaids and sirens - extinct in China. Only three people surveyed from coastal communities in ...