Madutu ane simba emuchando, kupisa kwechirimo, uye dutu remunzvimbo dzinopisa Hilary zvakakonzera kuwanda kweumhutu hweAedes muCalifornia, zvichikonzera mune mamwe matunhu nyaya dzekutanga dzakataurwa dzevanhu dzehutachiona hweWest Nile mumakore.
Verenga zvimwe