Concerned about an aggressive puppy? Learn signs of aggression vs. play and get tips to manage aggressive puppy behavior for a happier home.

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images Baring teeth, growling and lunging are all signs of aggression in dogs. The ...

In this popular YouTube clip, a German Shepherd quietly sits on the couch when a giant T-Rex lumbers into the room. Not surprisingly, the dog is terrified and flees the room, then peeks around the ...

Dogs are man's best friend, but they are still animals, and sometimes their wolf-like behavior comes out in aggression. Some kinds of canine aggression to be aware of are resource guarding aggression, ...