Rajshekhar Gaji was staring at something that should not exist. Under his microscope, parasites that should have been ...

Image caption: The parasitic flatworm Haplorchis pumilio produces non-reproductive soldiers (left) which have much larger mouths than their reproductively capable colony-mates (center). The soldiers ...

Once confined to Latin America, Chagas disease – a potentially deadly parasitic infection that is spread in a gross way – is ...

The U.S. has confirmed the first case of a flesh-eating parasite in a human, the Department of Health and Human Services (HHS) said on Monday. New World screwworm (NWS) is a species of parasitic flies ...

Decades ago, the U.S. eradicated this disturbing fly after it devastated livestock, but it's recently returned, bringing its ...

The minuscule maggot could devastate Missouri's cattle industry. That reality is closer than ever after the first US case was ...

Male fertility rates have been plummeting over the past half-century. An analysis from 1992 noted a steady decrease in sperm counts and quality since the 1940s. A more recent study found that male ...

Researchers have discovered a unique bird call that serves as a 'universal word' against brood parasites like cuckoos. This ...