When a female animal mates and then retains sperm inside her reproductive tract, it’s known as sperm storage. The process enables sperm to be stored alive and well for prolonged periods and then used ...

Unlike the hapless Wile E. Coyote of Looney Tunes fame, the real-life version is an intelligent and highly successful animal.

That isn’t usually supposed to happen.

The wolf's activity "highlights the broad movements made by dispersing wolves," which have been known to travel hundreds or ...

Often mistaken for a larger Husky, the Alaskan Malamute is one of the closest dog breeds similar to Huskies in both ...

Dog ownership is associated with increased human longevity, particularly due to a 24% lower risk of death from all causes ...

There are dogs you spot on a walk and forget about a few minutes later. Then some dogs make people stop mid-conversation, ...

As the group stage of the World Cup begins, the team at USA TODAY Pets was wondering: Which iconic dog breeds originated from the various countries competing to be the best soccer ...

The Spurs sent the Timberwolves straight into offseason mode on Friday night. After a third straight postseason run that fell short of an NBA Finals appearance, many are wondering if Minnesota will ...

Wolfdogs sit in an awkward, fascinating space between the wild and the domestic. They are not a distinct species or breed but the hybrid offspring of a wolf and a domestic dog, or of later generations ...

There’s no doubt. The greyish coat, the effortless trot over soft snow, the way it stops, stalks, then strikes, picking off a marmot and ending it with one bite: it’s a wolf. That’s what I’m watching ...

Wolf-dog hybrids are growing far more common in Italy, raising scientists’ concerns for the future of the wolves Gennaro Tomma, bioGraphic About 47 percent of wolves in Italy are considered wolf-dog ...