Bombardier Beetle

Scientific Name: Brachinus spp.

Order & Family: Order: Coleoptera; Family: Carabidae

Size: 1.3 to 2.5 cm (0.5 to 1 inch) in length

Bombardier Beetle

Natural Habitat

Typically found in temperate regions, often near water bodies, hiding under logs, rocks, or loose leaf litter during the day.

Diet & Feeding

Carnivorous; they primarily prey on other small insects and invertebrates.

Behavior Patterns

They are nocturnal hunters. When threatened, they produce a chemical reaction in their abdomen that shoots an audible, boiling-hot, caustic chemical spray at attackers.

Risks & Benefits

They are beneficial to ecosystems as natural pest controllers. For humans, they are not aggressive but can cause painful chemical burns on the skin if handled.

Identified on: 5/19/2026