The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
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Lurch, a Watusi bull, had the largest horns in the world.
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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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The cat brain weighs about 30g.
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