Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
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
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
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
Cats and dogs can hear ultrasound.
350