Dogs can make about 100 different facial expressions.
18
Cats and dogs can hear ultrasound.
350
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
Dogs have been man's pet for over 14,000 years.
224
A group of pugs is called a grumble.
10