The worm grew to adult size within it, but it needs to get into water in order to mate, and it does that by releasing proteins that addle the cricket's brain, causing it to behave erratically.
Circenī tārps sasniedz pieauguša īpatņa izmēru, taču, lai vairotos, tam jātiek ūdenī. Tāpēc tas izdala olbaltumvielu, kas izraisa bojājumu circeņa smadzenēs, liekot tam uzvesties pavisam dīvaini.