Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
Tigers can see 6 times better at night than humans.
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There's a lizard known as the 'Jesus Lizard' that can run across water.
11
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
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Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
A scorpion can hold its breath for up to 6 days.
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