As much as 40% of all animal species may be parasites, and this mode of life might have evolved more than 200 times in the animal kingdom. But parasitism is not solely confined to animals.

Scientists have discovered a new species of human parasite that appears to be resistant to common antiparasitic treatments, such as ivermectin. The parasite, named Trichuris incognita, is a type ...

Metazoan parasites, including various types of worms and flatworms, are common in freshwater fish species and can significantly impact fish health and aquaculture. Recent research has focused on ...

Scientists found an “aggressive” creature with scars and parasites in the Brazil highlands and discovered a new species, a study said. Screengrab from a YouTube video shared by Júlio Ettore ...