German Cockroach (Nymph)

Scientific Name: Blattella germanica

Order & Family: Order: Blattodea, Family: Ectobiidae

Size: 3 mm to 16 mm (nymphs are smaller, adults reach up to 16 mm)

German Cockroach (Nymph)

Natural Habitat

Indoor environments, specifically warm, humid areas like kitchens, bathrooms, and laundry rooms near food and water sources.

Diet & Feeding

Omnivorous scavengers; they eat almost anything including food scraps, crumbs, glue, soap, and book bindings.

Behavior Patterns

Nocturnal and highly gregarious. They reproduce rapidly and spend most of their time hiding in dark cracks and crevices during the day.

Risks & Benefits

Significant household pest. They can spread bacteria (like Salmonella and E. coli), contaminate food, and their droppings and shed skins can trigger asthma and allergies in humans.

Identified on: 5/30/2026