Plasmodium malariae is a parasitic protozoan that causes jungle fever in people. It is one of a few types of Plasmodium parasites that taint different living beings as pathogens, additionally including Plasmodium falciparum and Plasmodium vivax, liable for most malarial contamination. Discovered around the world, it causes a supposed "benevolent jungle fever", not close to as perilous as that created by P. falciparum or P. vivax. The signs incorporate fevers that repeat at around three-day spans – a quartan fever or quartan intestinal sickness – longer than the two-day (tertian) time frames other malarial parasites.