It is probably originally native to Germany, but today it has a circumtropical distribution, having been widely introduced.

They are smaller in size and darker in colour and often times being mistaken with American Cockroach.

They like to be in large groups resting in warm, moist, dark areas.

They prefer indoor areas and often times known as the pests that linger around our homes.

American Cockroaches prefer to live in outdoor areas like the sewers on the streets and only comes into our homes when there's changes in the weather climate or when food is limited.