Dogs have been man's pet for over 14,000 years.
224
A group of pugs is called a grumble.
10
Service dogs are trained to know when they are on duty. When their harness is on, they know they are at work. When you take it off they instantly become playful and energetic.
11
Cats and dogs can hear ultrasound.
350
A puppy is born blind, deaf, and toothless.
16