Humans spend a lot more time kissing than they do thinking about why they kiss. But scientists intrigued by this question say the practice, which has no real survival or reproductive benefit, is built ...

The wolf “appears to demonstrate a sophisticated understanding of the multistep connection between the floating buoy and the bait within the out-of-sight trap,” scientists said.

We tend to attribute today's zoological menagerie of dog breeds to Victorian gentlemen with a penchant for selective breeding ...

Many animals have been observed using tools. For example, chimps tear leaves off of branches and stick them into holes to ...

Research indicates that selective breeding has significantly altered the brain anatomy of dogs. The findings of this study ...

How much influence did humans really have on the enormous variety of today’s dog breeds? An analysis of dog skulls from the last 50,000 years brings surprising insights to light: As early as 11,000 ...

New research offers a novel observation of a wolf pulling a rope to get food out of a submerged trap and expands the ...

Video from the Haíɫzaqv Nation Indigenous community shows a wolf hauling a crab trap ashore. Scientists are split on whether it counts as tool use.

This still image of a wolf at night comes from a camera trap, which was part of an experiment investigating wolf behavior in ...

From the secret lives of pandas and wolves to the deceptive richness of a Texas backyard, here's our roundup of the best ...

This means the wide range of shapes and sizes dogs have today isn’t solely a product of the intense selective breeding programs that became popular in the last few centuries. Some of that variation ...