It is a brain-eating amoeba that is exceedingly rare but nearly impossible to treat. Naegleria fowleri are amoeba that live in warm freshwater. It enters the body when contaminated water gets in ...

This amoeba, a single-celled organism, acquires energy by engulfing nutrients in the form of a yeast cell (red). Through a process called phagocytosis, the amoeba encloses the yeast cell with its ...