The term ANNOYING CRITTERS can be summarized as PESTS, which are five letter creatures that cause disruption and annoyance. PESTS are typically small animals such as rodents, insects, and birds, but can also include larger animals like deer and wild boars. They can cause damage to crops, spread disease, and contaminate food and water sources. PESTS can also be a nuisance in homes, businesses, and other areas where humans live and work.