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
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
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Dogs have four toes on their hind feet, and five on their front feet.
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Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
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Baks the blind boxer has a seeing eye goose named Buttons; a four-year-old goose who leads the pup around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
16
Two dogs were among the Titanic survivors.
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