Cats and dogs can hear ultrasound.
350
Dogs can make about 100 different facial expressions.
18
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 can be trained to identify the scent of lung cancer long before symptoms develop.
190
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14