German Cockroach

Scientific Name: Blattella germanica

Order & Family: Order: Blattodea, Family: Ectobiidae (formerly Blattellidae)

Size: Adults typically 1.1 to 1.6 cm (0.43 to 0.63 in) long.

German Cockroach

Natural Habitat

Prefers warm, humid environments close to food and water sources. Commonly found indoors in kitchens, bathrooms, and food preparation areas. Can hide in small cracks, behind appliances, and under sinks.

Diet & Feeding

Opportunistic omnivores; eats almost anything, including food scraps, grease, pet food, toothpaste, soap, and even glue.

Behavior Patterns

Nocturnal; hides in cracks and crevices during the day; typically runs away when disturbed; active foragers; females produce oothecae (egg cases).

Risks & Benefits

Risks: Known as significant pests. They can spread bacteria (e.g., E. coli, Salmonella), allergens, and pathogens that can cause food poisoning, asthma, and other health issues. Their presence can contaminate food and surfaces. Benefits: No direct benefits to humans, considered a pest.

Identified on: 8/16/2025