How dogs became man’s best friend


From pugs to labradoodles to huskies, pet dogs may have genetic differences that makes them more friendly and loyal to humans, scientists say.

Researchers have been comparing dog and wolf DNA to try and identify the genes involved in domestication. They want to understand how a once nocturnal, fearsome wolf-like animal evolved over tens of thousands of years to become beloved members of human families.

Click here for the full story.