Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
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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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Only 3% of bird species have penises.
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Sheep, goats, octopuses, and toads have rectangular pupils.
7
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
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