The fish appear to favor the locale not for the sights, but for their neighbors—tiny spider crabs that feast on the animal’s ...

Cats' habit of eating grass has long puzzled pet owners and scientists. They chew it, they gag, they vomit, but they keep ...

Researchers have discovered a rare example of 'great fish parenting' with a common coral reef species found to actively protect their young by eating parasites. Researchers have discovered a rare ...

Cancer is not a parasite — it grows from mutations in a person’s cells. Parasites are separate organisms that live on or in another host organism. Some studies have shown ivermectin can help slow ...

Whales breach leaping out of the water for various reasons, including communication, parasite removal, and mating displays. This behavior, observed across multiple species, showcases their strength ...

The New World screwworm, whose larva “screws” into the skin and can infect humans as well as livestock, will be here within four months, experts say Cara Lynn Shultz is a writer-reporter at PEOPLE.

While the U.S. and Mexico may still be hashing out the tariff situation, the countries are again united on one common enemy: the New World Screwworm. A parasite, the New World Screwworm, is actually a ...