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
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
251
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
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Dogs sometimes fake being sick to get attention.
26
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190