Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
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Dogs sometimes fake being sick to get attention.
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Dogs have four toes on their hind feet, and five on their front feet.
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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!)
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The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
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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.
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