German Cockroach

Scientific Name: Blattella germanica

Order & Family: Blattodea, Ectobiidae

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

German Cockroach

Natural Habitat

Prefers warm, humid environments, especially kitchens and bathrooms. Commonly found indoors in residential and commercial buildings.

Diet & Feeding

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

Behavior Patterns

Nocturnal; hides in cracks and crevices during the day. Runs quickly when disturbed. Can fly.

Risks & Benefits

Potential risks: Can carry and spread bacteria (like Salmonella and E. coli), allergens, and pathogens that cause food poisoning, dysentery, diarrhea, and other illnesses. Their presence can also exacerbate asthma and other respiratory problems through their shed exoskeletons and droppings. No notable benefits for humans.

Identified on: 8/22/2025