Scientists put the bloodsucking mammals on a treadmill to understand how they get the energy to chase down their next meal. Researchers tracked how vampire bats processed their blood meals as they ...

If you've ever thought to yourself, "Gee I sure would like to see some vampire bats on treadmills," then do we have the ...

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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 ...

TONOSI, Panama -- Cattleman Francisco Oliva was on a roundup -- of vampire bats. After a swarm of the blood-slurping creatures dive-bombed his herd and drank their fill one recent night, he corralled ...

With gargoyle-like faces, razor-sharp fangs and an insatiable thirst for blood, vampire bats are nightmare fuel. And that’s before they start running. Unlike most bats, which largely avoid the ground, ...