Umuntu wese wigeze kwibasirwa n imibu mugihe agerageza gukingura ahantu nyaburanga nyaburanga cyangwa ku mucanga wa placide aba azi neza ko n’udukoko duto dushobora kugira ingaruka zikomeye mu biruhuko.
Inkubi y'umuyaga ikonje, ubushyuhe bwo mu cyi, hamwe n’umuyaga wo mu turere dushyuha Hilary yateje imibu itera, yangiza umunsi wa Aedes muri Californiya, ikabyara mu turere tumwe na tumwe abantu ba mbere banduye virusi ya West Nile mu myaka yashize.