Condoms were originally made of animal intestines or linen.
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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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It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
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The Basenji dog is the only dog that is not able to bark.
4
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
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