Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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Domestic pigs average a top speed of about 11 miles per hour.
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The elephant brain weighs about 6,000g.
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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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If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
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Travis was a chimpanzee who socialized with humans since birth. He could log onto a computer to look at pictures, watch TV using a remote control, brush his teeth, feed hay to his owner's horses, water plants, and learned the schedule of passing ice cream trucks.
11
Dogs have been man's pet for over 14,000 years.
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