German cockroach was created in 1767.

The German cockroach is a bit smaller, and slightly faster. The American cockroaches are the largest cockroach that tends to inhabit homes. The German has the highest reproductive rate of the two.

There are many types of cockroaches. These include the American cockroach, the smokeybrown cockroach, oriental cockroach, brown banded cockroach, as well as the German cockroach.

The insecticide DDT will sterilize a German cockroach. The insecticide will prevent the cockroaches from reproducing and will eventually kill them.

Küchenschabe