Varities is a term used for plants and horticulturists.
Let's rewrite the question. How many species of cockroach?
From Wikipedia: "Cockroaches are insects of the order Blattaria or Blattodea, of which about 30 species out of 4,500 total are associated with human habitats. About four species are well known as pests"
Cockroaches have existed for millions of years, and there are thousands of species throughout the world today. Some of the more common species include German cockroaches, American cockroaches, brown-banded cockroaches and Oriental cockroaches.
how many varities of cockroach?
