A pest is any animal or plant harmful to humans or human concerns. The term is particularly used for creatures that damage crops, livestock, and forestry or cause a nuisance to people, especially in their homes.

What does being a pest mean?

an annoying or troublesome person, animal, or thing; nuisance. an insect or other small animal that harms or destroys garden plants, trees, etc.

What is pest and its examples?

A pest is any organism that spreads disease, causes destruction or is otherwise a nuisance. Some examples of pests are mosquitoes, rodents, and weeds. ... Examples of beneficial insects are dragonflies (which feed mainly on mosquitoes) and lady beetles (which eat aphids, scale insects, mites, and other insects).