Lobsters have blue blood.
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A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
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The head of a jellyfish is called the "Bell."
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In 2011, a male tiger in India adopted a litter of orphaned cubs, taking on the role of ‘mother’. Wildlife officials say such behavior had never been observed before.
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The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
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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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One in three dog owners say they have talked to their pets on the phone.
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