Ascaris worms, a group of parasitic nematode worms, also known as small intestinal roundworms.

How Archaeologists Use Parasites to Track Urbanization

Historical patterns of parasitic infection show up differently depending on the class status of a neighborhood.
Ghost plant

Why Some Plants Are Parasites

Tap into the underground network of plants and fungi with mysterious myco-heterotrophes.
Eastern phoebe nest with one brown-headed cowbird egg

The Sky’s Creepiest Parasites

Are you a bird? Is your chick acting weird? You might be victim of a brood parasite.
Toddler boy playing in sandbox

Should Parents Fear the Sandbox?

The good news is that most parents living in sanitary environments really don’t need to worry about toxocariasis. The bad news is that toxocara may be yet another obstacle placed in front of disadvantaged children.
Toxoplasma gondii

Humans and Their Parasites

Parasitic diseases can be effectively eliminated, but they can persist even in developed countries with effective healthcare systems.
India Campbell and Child

The New Victims of Climate Change: Plants, Parasites, and Pregnant Women

The recent series of hurricanes has demonstrated, climate change is no longer a nebulous futuristic menace, but an existential threat.
Demodex canis

Where Are You From? Check Your Parasites

People and birds carry their specific parasites around the world. 
Microscope view of three tapeworm eggs

Happy 100th Birthday to the Journal of Parasitology!

This year, the Journal of Parasitology celebrates its 100th anniversary