News Physics Static electricity helps parasitic nematodes glom onto victims The electric charge generated by a flying insect is strong enough to pull in a leaping nematode Leaping nematodes have an almost unerring ability to pounce on prey such as this fruit fly. The white trails show the arching paths of the parasitic roundworms’ leaps. Víctor M. Ortega Jiménez Share this:EmailFacebookTwitterPinterestPocketRedditPrint By James R. Riordon March 16, 2023 at 7:00 am LAS VEGAS — Some species of parasitic roundworms can catapult themselves high into the air to latch onto fruit flies and other insects.