Hunted nearly to extinction during 20th century whaling, the Antarctic blue whale, the world's largest animal, went from a population size of roughly 200,000 to little more than 300. The most recent ...

A group of students tried to release cute and seemingly harmless little mammals in Colorado — and the critters turned out to be bolder than they bargained for, video shows. The students from Lamar ...

How do animal behavior researchers feel about the feelings of animals? A new survey helps to answer that question.

Hunted nearly to extinction during 20th century whaling, the Antarctic blue whale, the world's largest animal, went from a ...

A mega study involving over 100 scientists has uncovered some startling findings into how the megafires that tore through ...

Using a variety of techniques, the researchers realized that two subspecies of squirrels from Southeast Asia were actually ...

From the formation of inner ear bones to the rise of hair to cover our bodies, these developments made us distinct from other ...

A Soviet zoologist with a passion for long-extinct mammals set out to reinvigorate the landscape of the Caucasus in the 20th ...

Whales, and dolphins are typical marine mammals, but they're not the only ones. These eight massive marine mammals still lurk beneath the waves.

This makes the vampire bat a very unusual animal indeed ... an essential amino acid (one that mammals can't synthesize) that ...