Overview

What does a cockroach look like? There are five major pest species of roaches in the US and they all differ in characteristics.
The five different species are:
- German Roach
- Oriental Roach
- Brown Banded Roach
- American Roach
- Smoky Brown Roach
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Size
Roaches grow in size after they hatch from an oothicae otherwise known as an egg case. Depending on the species, immature roaches can vary from 2mm-5mm. Adult roaches can vary in size from about .25 inch to 2 inches. Knowing the different sizes of the roach during each stage of its life can help you perform a successful cockroach inspection.
Shape
- Roaches are flat and oval shaped
- Roaches have 6 legs
- Roaches have two antennae, which will vary in length depending on species
- Roaches have wings, though not all roaches will use them to fly