In an outdoor enclosure, two juvenile black-footed ferrets pounce and somersault, tumbling over each other in a playful fight. The loser breaks free and rushes into a tunnel lined with a plastic tube.

The black-footed ferret could also be called the black-eyed ferret because of the distinctive “stick-em up” mask that adorns its face. The tan ferrets also have black markings on their feet ...

In northern Colorado, a dedicated team of workers is helping save an endangered species known as the black-footed ferret. Now ...

The domestic ferret, though not as common a laboratory animal as the rat or mouse, serves as a model in critical research areas, including influenza biology and vaccine development. Studies ...

In the early 1900s, the United States was likely home to more than 5 million ferrets. But ferrets, which hunt prairie dogs for food and live in their burrows, were almost wiped out early in the 20th ...