Pet owners have long joked that their dogs and cats are starting to look alike, but new research suggests that convergence is not just in our imaginations. Across living rooms and Instagram feeds, ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." While dogs and cats are genetically unrelated, breeding for certain features is making some dog and cat ...

Researchers have found that modern dog breeds carry significantly larger brains than ancient breeds that remain genetically closer to wolves, a pattern tied to centuries of selective breeding for ...

Finally, Fido has a proper family tree. Genetic researchers have assembled the most definitive evolutionary tree of dogs using gene sequences from 161 modern breeds. The map of dog breeds and how they ...

Humans have a long history of reshaping their canine companions, which evolved from ancient wolves. At least 10,000 years ago, Arctic peoples were using selective breeding to create sled dogs, ...