It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
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Parrot parents "name" their children with a signature call.
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A group of unicorns is called a blessing.
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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!)
11
Sloths take two weeks to digest their food.
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A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11