It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
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There are approximately three chickens for every human on Earth.
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A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
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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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Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
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Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
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Sheep, goats, octopuses, and toads have rectangular pupils.
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