Lobsters have blue blood.
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The most expensive cow in the world was sold in 2009 for $1.2 million.
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The ancestor of all domestic cats is the African Wild Cat which still exists today.
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A 42-foot sperm whale has about 7 tons of oil in it.
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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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