Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
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Camels and llamas can cross breed. The offspring is called a ‘Cama’.
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Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
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It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
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Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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The colossal squid has the largest eyes in the world.
4