Vampire bats clean the blood from microbes when feeding

Dracula’s Children

Dracula’s Children

As you may have suspected, vampire bats have a taste for blood. When the bat is feeding, its tongue secretes a venom that temporarily stops the blood from clotting, allowing their meal to continue. Not only that, but some of the proteins in the secretion actually kill microbes in the prey’s blood, preventing the bat from ingesting anything that might harm it.

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Photo via: Bruce Dale/ National Geographic



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