Most pet dogs carry a little wolf inside them; tiny snippets of wolf DNA that slipped into dog genomes after domestication. A ...

A new study shows that diversity in dog breeds came around 11,00 years ago, much earlier than the Victorian period.

Those tiny, fluffy dogs walking down the street may look cute but beware — they probably have some wolf in them. That is the discovery announced on Monday by U.S. scientists, who were surprised to ...

A new study has shown that almost two thirds of modern dog breeds carry traces of wolf DNA, which could influence their size, ...

Today’s wolves and dogs share a common ancestor. But a deeper look at their genes reveals that interbreeding since dogs were domesticated 20,000 years ago hasn’t been as rare as scientists assumed.

Border collies are best known for their herding skills and for being widely considered the smartest of them all. Rakestraw, ...

Genomic analysis of more than 2,700 dog and wolf genomes shows that most modern dogs carry small traces of post-domestication wolf ancestry.

A research study in Europe says modern dog breeds have brains larger than those of ancient breeds. Here's the surprising ...

Many dog owners may not be surprised to learn that most dogs still carry some wolf DNA in their genomes. Domestication has ...

Most modern dogs have wolf DNA from relatively recent interbreeding. Here's which breeds are the most and least 'wolfish.' Most modern dog breeds have small amounts of wolf ancestry from long after ...

A recent study revealed that a majority of modern-day dog breeds had close contact with wolves several thousand years ago ...

Their new study, published in PNAS, examined 2,693 genomes from modern and ancient dogs and wolves. It shows that 64% of dog ...