The sheep liver fluke is a parasite that lives in the liver of sheep.

It was found out that he is suffering from fascioliasis.

He was hospitalized due to a liver problem.

Parasites live inside the host's body and steal nutrients.

A leech was attached to my leg.

Parasitism is a part of nature and a form of interaction between organisms.

The insect lives by parasitizing plants.

The sheep was quietly eating grass.

He is raising a sheep.

He looked at the flock of sheep and felt at ease.