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Bat populations worldwide face growing pressure from habitat loss and a fungal disease known as white-nose syndrome, which has —decimateddecimatedecimatingdecimates entire colonies within a few winters. Conservationists now install artificial roosts and protect cave entrances to limit human —disturbancedisturbdisturbingdisturbed during hibernation. Because bats pollinate crops and consume vast numbers of insects, their decline could —threatenthreateningthreatenedthreat agriculture far beyond the caves they inhabit.