German Cockroach

Scientific Name: Blattella germanica

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

Size: 1.1 to 1.6 cm (0.43 to 0.63 in) in length

German Cockroach

Natural Habitat

Prefers warm, humid environments close to food and moisture sources, such as kitchens, bathrooms, and food preparation areas. Highly associated with human dwellings.

Diet & Feeding

Omnivorous scavengers; feeds on almost anything, including food scraps, grease, pet food, and even non-food items like soap or glue.

Behavior Patterns

Nocturnal; hides in cracks and crevices during the day. Known for rapid reproduction and can infest quickly.

Risks & Benefits

Risks: Known to carry and spread bacteria (e.g., Salmonella, Staphylococcus), viruses, and parasites. Can trigger allergies and asthma in sensitive individuals due to their shed skins and droppings. Can contaminate food and surfaces. Benefits: No direct benefits to humans or ecosystems are widely recognized; primarily considered a pest.

Identified on: 8/29/2025