Vampire microbes sucked some ancient life dry

Punctures in 750-million-year-old eukaryote fossils suggest predation drove self-defense evolution

microbe

VAMPIRE DIARIES  Fossils from around 750 million years ago show evidence of vampirelike predation similar to that of the modern Vampyrella ulothrichis, shown here eating the innards of green algae. 

Norbert Hülsmann/Flickr (CC BY-NC-SA 2.0)

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