German Cockroach

Scientific Name: Blattella germanica

Order & Family: Order: Blattodea; Family: Ectobiidae

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

German Cockroach

Natural Habitat

Primarily indoor environments in close proximity to humans, especially in warm, humid areas like kitchens and bathrooms.

Diet & Feeding

Omnivorous scavenger that eats almost anything including starch, grease, sweets, meat products, and household items like soap or glue.

Behavior Patterns

Mainly nocturnal; they are fast runners and prolific breeders. They rarely fly despite having wings and rely on human transport to spread.

Risks & Benefits

Significant domestic pest. Known to carry pathogens, spread bacteria (like E. coli and Salmonella), and produce allergens that can trigger asthma and allergic reactions in humans.

Identified on: 6/17/2026