Scientists figure out how vampire bats got a taste for blood - The Washington Post

Scientists have figured out why vampire bats are the only mammals that can survive on a diet of just blood

The bats live in South and Central America and are basically living Draculas, said co-author Michael Hiller of Germanys Max Planck Institute. About 3 inches (8 centimeters) long with a wingspan of 7 … [+1650 chars]

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