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
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
Dogs have four toes on their hind feet, and five on their front feet.
179
Dogs can make about 100 different facial expressions.
18
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