As the puppy's nipping increases in frequency and severity, it becomes less and less entertaining.
Puppy bites are often the result of a kid tugging on the puppy's tail or ears, which causes the animal pain.
Those that are may attack in self-defense if you reach out to them unexpectedly.
Puppies are adorable and cuddly, making it hard to resist the urge to take them up and cuddle them.
In their excitement, they may attack a person they are playing with.
On mistake, they might bite if they reach for something to chew on.