Researchers studying thousands of canine genomes discovered that wolf DNA is still present in most dog breeds. This ancient genetic influence shows up in traits like body size, behavior, and ...

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 ...

Your dog might sleep under a weighted blanket and bark at a leaf, but genetically, they’re carrying a surprising amount of wolf. A new study published in PNAS dug through nearly 2,700 dog and wolf ...