The vast majority of bees feed on pollen and nectar, but certain species have evolved to feast on meat, substituting dead animal carcasses for flower meadows.
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To better understand this extreme shift in diet, scientists at the University of California-Riverside, Columbia University and Cornell University studied the gut bacteria or microbiome of the so-called vulture bees in Costa Rica. The researchers found that the bees' guts are rich in acid-loving bacteria similar to those found in vultures, hyenas and other animals that feed on carrion.
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