In 1918, a homing pigeon saved over 190 American soldiers by delivering a message to nearby support despite having been shot through the breast, blinded in one eye, covered in blood, and with a leg hanging on by just a tendon.
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A cow produces around 200,000 glasses of milk in her lifetime.
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When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
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Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
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Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
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In the movie 'The Wizard Of Oz', Toto the dog's salary was $125 a week, while Judy Garland’s was $500 a week.
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