▁younger ▁animals . ▁The ▁disease ▁is ▁also ▁commonly ▁referred ▁to ▁as ▁c occ id ios is . ▁The ▁par as ite ▁can ▁be ▁found ▁in ▁cattle ▁around ▁the ▁glo be . ▁ ▁Description ▁E imer ia ▁zu ern ii ▁is ▁a ▁very ▁host ▁specific ▁par as ite ▁that ▁only ▁inf ect s ▁cattle . ▁ ▁C attle ▁gets ▁inf ected ▁by ▁ing est ing ▁food , ▁water ▁or ▁surfaces ▁cont amin ated ▁with ▁inf ect ive ▁( sp or ulated ) ▁o oc yst s ▁( f ec al - oral - route ). ▁ ▁After ▁the ▁o oc yst ▁h atch ▁in ▁the ▁gut ▁of ▁the ▁animal ▁it ▁releases ▁ 8 ▁zo ites ▁that ▁under go ▁two ▁a sex ual ▁cycles ▁( sch iz og ony ). ▁The ▁first ▁cycle ▁happens ▁inside ▁the ▁l am ina ▁prop ria ▁cells ▁and ▁produces ▁many ▁small ▁sch izont s . ▁The ▁second ▁generation ▁of ▁sch izont s ▁target ▁ep ith el ial ▁cells ▁in ▁the ▁c ec um ▁and ▁colon . ▁The ▁second ▁generation ▁of ▁sch izont s ▁under go ▁a ▁sexual ▁cycle ▁( g am et og ony ) ▁which ▁is ▁also ▁the ▁time ▁when ▁clin ical ▁signs ▁of ▁the ▁disease ▁can ▁be ▁observed . ▁The ▁release ▁of ▁new ▁o oc yst s ▁dest ro ys ▁m uc os al ▁cells ▁which ▁can ▁lead ▁to ▁loss ▁of ▁ser um ▁and ▁blood . ▁This ▁can ▁be ▁observed ▁as ▁blo ody ▁di arr he a . ▁The ▁time ▁from ▁ing estion ▁of ▁the ▁par as ite