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 can hear sounds that you cant!
2
There are over 58 million dogs in the U.S!
76
Most tropical marine fish could survive in a tank filled with human blood.
54
Billy goats urinate on their own heads to smell more attractive to females.
31
There are more chickens than people in the world.
325