German Cockroach

Scientific Name: Blattella germanica

Order & Family: Blattodea, Blattellidae

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

German Cockroach

Natural Habitat

Prefers warm, humid environments close to food and water sources. Commonly found indoors in kitchens and bathrooms, but can infest any part of a building.

Diet & Feeding

Omnivorous scavengers; feeds on virtually anything organic, including food scraps, grease, pet food, soap, toothpaste, glue, and wallpaper paste.

Behavior Patterns

Nocturnal; hides in cracks and crevices during the day. Known for quick movements and ability to squeeze into small spaces. Reproduces rapidly.

Risks & Benefits

Potential risks: Known to transmit pathogens (bacteria, viruses, fungi, protozoa), trigger asthma attacks and allergic reactions from their droppings and shed skins. Can contaminate food and surfaces. No known benefits to humans or the ecosystem.

Identified on: 9/3/2025