Vampire bats feed exclusively on blood, as many people know, but less is known about how or why they adapted to thrive on such a strict diet. There are three species of vampire bats. Together, they ...

Vampire bats have become such specialized bloodsuckers that they metabolize their food more like some blood-feeding flies than like other known mammals, a new experiment shows. The common vampire bat ...

Vampire bats might have developed a creepy reputation with all the eating blood and flapping about at night, but their ability to survive off an entirely blood-based diet is part of what makes them so ...

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