Only 3% of bird species have penises.
0
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
Parrot parents "name" their children with a signature call.
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The largest earthworm on record was found in South Africa and measured 22 feet.
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There are approximately three chickens for every human on Earth.
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