Parasites live in other host organisms and depend on them for survival. Parasites that can affect humans include ticks, lice, and hookworms. Symptoms of a parasite infection in humans can vary widely.

He had recently returned to graduate school in New Mexico from a three-month expedition to Bolivia, where he was studying parasites in wild mammals. His field site near the city of Trinidad had ...

“And I knew that species really well.” It wasn’t until years later that Wood learned that those snails were teeming with parasites. “In some populations, 100 percent of them are ...

Coral reefs are among the most biodiverse ecosystems on Earth, yet surprisingly little is known about the ecological roles of parasites within these environments. As a result, our knowledge about how ...

An ova and parasites exam is a relatively routine examination that people with severe diarrhea might undergo if they are admitted to a hospital. As the name suggests, the test checks for the ...