What is a sentence using the word parasite?

Answer 1

The leech is a parasite when it feeds off the blood of a host.

Infection by an insect parasite can destroy an entire crop.

He considered his brother-in-law a parasite, living off the rest of the family.

To me, love is a parasite, because it eats away and thrives off of our need for it.
Parasites are mostly found on dogs and somrtimes on cats
A flea is a type of parasite that is commonly found on dogs and cats.

A flatworm that is ingested can become an intestinal parasite.