German Cockroach (Nymph)
Scientific Name: Blattella germanica
Order & Family: Order: Blattodea; Family: Ectobiidae
Size: Nymphs start at 3 mm; adults reach 13-16 mm in length.

Natural Habitat
Indoor environments, particularly kitchens and bathrooms where there is access to water and warmth.
Diet & Feeding
Omnivorous scavenger; eats almost anything including crumbs, grease, soap, binding in books, and human food.
Behavior Patterns
Nocturnal and highly secretive. They go through a series of molts (instars) before reaching adulthood. They prefer dark, damp crevices and reproduce rapidly.
Risks & Benefits
Significant indoor pest. They can carry pathogens that cause food poisoning and diarrhea. Their shed skins and droppings are common triggers for asthma and allergic reactions in humans.
Identified on: 3/7/2026