Dogs have two sets of teeth, just like humans. They first have 30 "puppy" teeth, then 42 adult teeth.

Compared to other animals, dolphins are believed to be very intelligent.

Examples of these breeds include: Bulldog, German Shepherd, Collie, Golden Retriever, St Bernard, Greyhound, Bloodhound, Chihuahua, Labrador, Great Dane, Rottweiler, Boxer and Cocker Spaniel.

AMAZING FACTS