Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.
Did you know?
Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.
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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
