Black Carpet Beetle

Scientific Name: Attagenus unicolor

Order & Family: Order: Coleoptera; Family: Dermestidae

Size: 3 to 5 mm (approx. 1/8 to 3/16 inch)

Black Carpet Beetle

Natural Habitat

Indoors within carpets, upholstery, closets, and kitchens, or outdoors in bird and rodent nests.

Diet & Feeding

Adults feed on pollen and nectar; larvae feed on animal products like wool, silk, feathers, hair, and stored dry goods.

Behavior Patterns

The beetle undergoes complete metamorphosis. Larvae are the primary pests, avoiding light and burrowing into food sources, while adults are attracted to light and are often found on windowsills.

Risks & Benefits

Generally harmless to humans but a significant domestic pest that can damage clothing, rugs, and stored food. They provide an ecological benefit by recycling organic animal matter outdoors.

Identified on: 4/5/2026