[[Image:Cryptosporidium Life Cycle.jpg|thumb|right|150px|''Cryptosporidium'' Life Cycle - Alexander J. da Silva, PhD/Melanie Moser (PHIL #3386), 2002]] | [[Image:Cryptosporidium Life Cycle.jpg|thumb|right|150px|''Cryptosporidium'' Life Cycle - Alexander J. da Silva, PhD/Melanie Moser (PHIL #3386), 2002]] |