German Cockroach

Scientific Name: Blattella germanica

Order & Family: Blattodea, Ectobiidae (formerly Blattellidae)

Size: 1.1 cm to 1.6 cm (0.43 to 0.63 inches)

German Cockroach

Natural Habitat

Warm, humid environments, often found indoors in kitchens, bathrooms, and other areas where food and moisture are present.

Diet & Feeding

Omnivorous scavengers; they will eat almost anything, including food scraps, grease, starches, sweets, pet food, and even non-food items like soap and glue.

Behavior Patterns

Nocturnal, hiding in cracks and crevices during the day. They are prolific breeders and can quickly infest an area. They are attracted to food and moisture. German cockroaches are known for their rapid reproduction rate and ability to adapt to various environments.

Risks & Benefits

Potential risks include spreading pathogens (bacteria, viruses, fungi) that can cause food poisoning, dysentery, allergies, and asthma flare-ups. They can contaminate food and surfaces. They are not known to have direct benefits to humans in an indoor environment.

Identified on: 10/9/2025