Though dogs are so close genetically to wolves that many taxonomists consider them to be a subspecies, most people wouldn’t let a wolf lick their hand as readily as a Shih Tzu. When animals are ...

Humans have altered dogs through artificial selection, by breeding them. Dog domestication changed humans also, making us more effective hunters and herders. Domestication reduced the brain size of ...

In a recent study published in the journal Scientific Reports, researchers investigated the associations between the lifespan of different dog breeds and their evolutionary history through ...