Cockroach egg case (Ootheca)

Scientific Name: Blattodea (various genera)

Order & Family: Order: Blattodea; Family: Blattidae or Ectobiidae

Size: Generally 5mm to 12mm in length depending on the species.

Cockroach egg case (Ootheca)

Natural Habitat

Found in various indoor and outdoor environments, typically in warm, humid, dark, and secluded areas such as behind appliances, in cupboards, or in wall voids.

Diet & Feeding

Cockroaches are omnivorous scavengers that eat a wide range of organic materials including food scraps, paper, glues, and decaying matter.

Behavior Patterns

The ootheca is a protective casing that contains several embryos (eggs). Depending on the species, the female may carry it until just before hatching or deposit it in a safe, hidden location. It is highly resistant to environmental stress.

Risks & Benefits

Risk: Indicates an active cockroach infestation. They can spread pathogens, contaminate food, and their droppings or shed skins can trigger asthma and allergies. Benefit: In the wild, they act as important decomposers, recycling organic nutrients.

Identified on: 1/6/2026