However, new research points to the fact that dogs' tail wagging isn't always a good ... dominant dog or when in aggressive situations." Also of note is that dogs may be able to pick up these ...
Sometimes, you'll see a dog with a stiff tail with the tip slowly moving back and forth. This is a movement called "flagging," which can indicate aggression. Those who don't understand what ...
Laura is an assistant editor for The Scientist. She earned her PhD in biomedical sciences from Rush University by studying how circadian rhythms and alcohol affect the gut. View full profile. Learn ...