owner puts her new pet cavalier king charles spaniel puppy in the dog bed, mini-toy terrier growls and runs away

dog pet angry aggressive attack teeth bite fang rapid charles spaniel aggression anger danger mammal mini toy terrier fight furious purebred snarling fear puppy rabies canine growling domestic confrontation conflict pedigree rage scary security breed warning mouth cute action cruel evil adorable behaviour defense threat active jumping running two beast arguing escape comfortable