#1 Service dogs are trained to know when they are on duty. When their harness is on, they know it’s business time. When you take it off, the pups immediately become playful and energetic.
#2 Dogs don’t enjoy being hugged as much as humans and other primates. Canines interpret putting a limb over another animal as a sign of dominance.
#3 Some stray Russian dogs have figured out how to use the subway system in order to travel to more populated areas in search of food.
#4 Dogs are capable of understanding up to 250 words and gestures, can count up to five and can perform simple mathematical calculations. The average dog is as intelligent as a two-year-old child.
#5 The wetness of a dog’s nose is essential for determining what direction a smell is coming from.