Dogs can make about 100 different facial expressions.
18
George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
Cats and dogs can hear ultrasound.
350
A puppy is born blind, deaf, and toothless.
16
A man is more likely to get a woman's phone number if he is accompanied by a dog.
20
Dogs have four toes on their hind feet, and five on their front feet.
179