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How Vampire Bats Evolved To Live On Blood Alone Screenshot-sm 82

New research has discovered some of the genetic changes that allowed vampire bats to live on a diet of pure blood. One of the bats' most important evolutionary traits is the ability to manipulate an anticoagulant protein in their blood and saliva. In humans similar proteins protect against heart attack by breaking up blood clots and clearing vessels.

"You can't get very far in this world without your dossier being there first." -- Arthur Miller