German Cockroach (Nymph stage)

Scientific Name: Blattella germanica

Order & Family: Order Blattodea, Family Ectobiidae

Size: 3 to 12 mm for nymphs; adults reach 13 to 16 mm.

German Cockroach (Nymph stage)

Natural Habitat

Exclusively associated with human structures, particularly warm, damp areas like kitchens, bathrooms, and laundry rooms.

Diet & Feeding

Omnivorous scavengers that feed on organic matter, starches, sugars, greases, and even glue or soap.

Behavior Patterns

Primarily nocturnal and highly social; they tend to congregate in cracks and crevices. They undergo incomplete metamorphosis (egg, nymph, adult).

Risks & Benefits

Significant household pests that can contaminate food, trigger allergies/asthma, and spread pathogens like Salmonella and E. coli. They offer no environmental benefits in human dwellings.

Identified on: 6/27/2026