Muffin, an aggressive domestic longhair usually groomed under full sedation, comes in for a challenging session. Her owner ...

They thought she was cute kitty — until her claws came out. A German animal shelter got an unpleasant surprise when staffers discovered a seemingly abandoned kitten was actually an aggressive European ...

Dogs and cats feel the loss of a litter and go through their own grieving process. These animals feel a tremendous amount of sadness over losing their babies while still having the desire to be a ...

Do you know the signs of an aggressive cat? If not, it's worth being aware of them. While we all hope we won't find ourselves on the other end of our cat's aggression, even typically friendly cats may ...

Recent reports shed light on the complex instincts behind both wild animal aggression and domestic pet bonding. From hippos and crocodiles defending territory to cats seeking security over food, and ...