Europe Why do dogs wag their tails? Humans liked the rhythm, study suggests. Researchers theorized in a new paper that humans were attracted to dogs that wagged their tails during domestication ...

The first episode of Northern Tails was posted last Friday. It's a mockumentary starring animals in the boreal forest. The show attracted 14,000 viewers on the first weekend.

More broadly, the new paper adds to the big-picture understanding of what scientists do and don’t know about tail-wagging. The authors reviewed more than 100 studies about the behavior and ...