Going Bats!
- February 1, 2012
- By KIDS DISCOVER
Out of the more than 1,200 species of bats, only three are true vampire bats. But they\’re actually helpful to humans: An enzyme in their saliva dissolves blood clots and is used to treat stroke victims.
Out of the more than 1,200 species of bats, only three are true vampire bats. But they\’re actually helpful to humans: An enzyme in their saliva dissolves blood clots and is used to treat stroke victims.