Dogs share one of their coat patterns, dominant yellow, with arctic white wolves, research finds.

Forensics specialists could use a commercially available assay to determine if a sample comes from dog, wolf, or coyote.

The social lives of wolves affect how disease spreads among them, new research shows. The findings could apply to any social species.

Dire wolves, the extinct species made famous in "Game of Thrones," were so different from grey wolves they couldn't breed with them, DNA sequencing shows.

Dire wolves, the extinct species made famous in "Game of Thrones," were so different from grey wolves they couldn't breed with them, DNA sequencing shows.

DNA from a 9,500-year-old dog from the Siberian island of Zhokhov provides a new picture of sled dogs today, including huskies and malamutes.

Moose require lots of food to keep moving, but they're surprisingly selective about the plants they eat. Here's how researchers found that out.

As gray wolves continue to make a strong comeback in Washington state, deer have had to get smart to avoid getting eaten.