▁n emat oc yst s ▁then ▁shoot ▁par al yz ing , ▁and ▁sometimes ▁fatal , ▁to x ins ▁at ▁the ▁tra pped ▁pre y ▁which ▁is ▁then ▁transferred ▁to ▁the ▁proper ▁location ▁for ▁dig estion . ▁ ▁Due ▁to ▁the ▁lack ▁of ▁food ▁in ▁the ▁deep ▁sea ▁environment , ▁a ▁majority ▁of ▁si phon oph ore ▁species ▁function ▁in ▁a ▁sit ▁and ▁wait ▁t actic ▁for ▁food . ▁They ▁sw im ▁around ▁waiting ▁for ▁their ▁long ▁tent acles ▁to ▁encounter ▁pre y . ▁In ▁addition , ▁si phon op hor es ▁in ▁a ▁group ▁denoted ▁E ren na ▁have ▁the ▁ability ▁to ▁generate ▁red ▁bi ol um ines c ence ▁while ▁its ▁tent illa ▁tw itch es ▁in ▁a ▁way ▁to ▁m im ic ▁mot ions ▁of ▁small ▁cr ust ace ans ▁and ▁co pe pod s . ▁These ▁actions ▁ent ice ▁the ▁pre y ▁to ▁move ▁closer ▁to ▁the ▁si phon oph ore , ▁allowing ▁it ▁to ▁trap ▁and ▁dig est ▁it . ▁ ▁Re production ▁ ▁The ▁modes ▁of ▁reprodu ction ▁for ▁si phon op hor es ▁vary ▁among ▁the ▁different ▁species , ▁and ▁to ▁this ▁day , ▁several ▁modes ▁remain ▁unknown . ▁Gener ally , ▁a ▁single ▁z yg ote ▁begins ▁the ▁formation ▁of ▁a ▁col ony ▁of ▁zo oid s . ▁The ▁fert il ized ▁egg ▁m atures ▁into ▁a ▁proto zo oid , ▁which ▁initi ates ▁the ▁bud ding ▁process ▁and ▁creation ▁of ▁a ▁new ▁zo oid . ▁This ▁process ▁repe ats ▁until ▁a ▁col ony ▁of