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flag Scientists discover new, unidentified lifeforms in human mouths and guts, puzzling researchers.

flag Scientists have discovered a new, unidentified lifeform, nicknamed "crazy," present in about half of the global population. flag Found while searching genetic databases for unknown patterns, these organisms live in the bacteria of human mouths and guts, staying for about a year. flag The lifeforms are similar to plant-infecting viruses, leaving researchers puzzled about their presence in human-associated bacteria.

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