Minute Pirate Bug

Scientific Name: Orius insidiosus

Order & Family: Hemiptera, Anthocoridae

Size: 2 to 5 mm (roughly 1/12 to 1/5 inch)

Minute Pirate Bug

Natural Habitat

Commonly found in gardens, fields, agricultural crops, and on flowering plants. They occasionally wander into homes or onto people in late summer and fall.

Diet & Feeding

Generalist predators that feed on aphids, thrips, mites, and small caterpillars. They are beneficial for natural pest control.

Behavior Patterns

They are active during the day and are known for their ability to crawl and fly. In autumn, they may bite humans while searching for food or moisture, even though they do not feed on human blood.

Risks & Benefits

Highly beneficial for biological pest control in agriculture and gardens. The bite can be surprisingly painful, similar to a needle prick, and may cause localized swelling or itching, but they do not transmit diseases.

Identified on: 5/4/2026