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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Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
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There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
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The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
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Dogs sometimes fake being sick to get attention.
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A group of kittens is called a "kindle".
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