The larvae of the beaded lacewing (Lomamyia latipennis) fart on the much larger termites to paralyze them before eating them. They can paralyze up to 6 termites with a single fart which paralyzes them for ~3 hours. – WTF Fun Facts
Source: https://www.wired.com/2015/06/silent-deadly-fatal-farts-immobilize-prey/