Multiple types of parasitic worms can be passed from dogs to humans, including roundworms and hookworms. Practicing good hygiene is the best way to prevent worms from spreading. If you suspect your ...

Have you ever been out on a walk, and as you take that next step, you feel the slippery squish of poop under your foot? It’s not just gross. Beyond the mess and the smell, it’s potentially infectious.

River otters are unequivocally cute. But their eating habits are not so adorable. Most animals—humans included—separate the place where they defecate from the place where they eat. But river otters ...

Have you ever been out on a walk and as you take that next step, you feel the slippery squish of poop under your foot? It’s not just gross. Beyond the mess and the smell, it’s potentially infectious.

Male fertility is on a decline worldwide—and cat poop might have something to do with it. New research suggests that Toxoplasma gondii, a common parasite spread primarily through infected cat feces, ...

Romans living in ancient Britain were plagued by intestinal parasites, all of which are spread by fecal contamination ...

The fossilized feces contained four species of parasitic worms: the roundworm (Ascaris lumbricoides), the whipworm (Trichuris trichiura), the tapeworm (Taenia sp.), and the Chinese liver fluke ...

A parasite that is most widely known for its existence in cat feces could be a delivery system for proteins that target neurological disorders, a new study has found. Researchers successfully targeted ...

This protozoan causes dysentery and is notoriously difficult to detect in archaeological samples because, unlike worms, it ...

DNA within dried feces dating from more than 1,000 years ago provides valuable insights into the pathogens that plagued ancient Mexican peoples, according to a study published October 22, 2025 in the ...

No one likes to think about parasites, but learning more will help you keep your family safe. The thought of parasitic worms certainly makes lots of people feel squeamish, so you’re not alone if this ...