Vampire bats are bats whose food source is blood, a dietary trait called hematophagy. The very concept because of how humans perceive blood sucking varmints creates an image of horror. Only 0.5% of bats carry rabies. However, of the few cases of rabies reported in the United States every year, most are caused by bat bites. However, no vampire bat species are known to live in the United States. The highest occurrence of rabies in vampire bats occurs in the large populations found in South America. A new study of rabies in vampire bats in Peru has found that culling bats—a common rabies control strategy—does not reduce rates of rabies exposure in bat colonies, and may even be counterproductive.
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