<unk>  is a genus of parasitic protozoa. Infection with this genus is known as malaria. The parasite always has two hosts in its life cycle: a mosquito vector and a vertebrate host. At least ten species infect humans. Other species infect other animals, including birds, reptiles and rodents.
Plasmodium
Borrelia
Blastocystis
Ehrlichia
Cryptosporidium
Brucella
Toxoplasma gondii
Zika virus