ORGANIZATION@1 fowleri -LRB- , also known as `` the brain-eating amoeba '' -RRB- is a free-living excavate form of protist typically found in warm fresh water , from NUMBER@1 -- NUMBER@2 ° C -LRB- NUMBER@3 -- NUMBER@4 ° F -RRB- in an amoeboid or temporary flagellate stage .

ORGANIZATION@1 fowleri is a free-living form of protist typically found in warm fresh water , from NUMBER@1 -- NUMBER@2 degrees MISC@1 .
