Bug Identifier
Ground beetle
Community identification

Ground beetle

Likely a black ground beetle (Carabidae); species cannot be determined from the photo.

Order & Family
Coleoptera, Carabidae
Size
Many black ground beetles are about 8–25 mm long.
See this bug in the Encyclopedia

Natural Habitat

Often found under stones, logs, leaf litter, and in soil; may wander indoors or onto decks.

Diet & Feeding

Mostly predators of insects, larvae, and other small invertebrates; some species also eat seeds.

Behavior Patterns

Usually active at night and shelter by day. They run quickly and may release an unpleasant defensive secretion when handled.

Risks & Benefits

Harmless to people and homes; beneficial predators that help control garden pests.