AMERICAN COCKROACH
Appearance
Up to 2" long; largest of the house-infesting cockroaches. Reddish-brown, with a yellowish figure-8 pattern on the back of the head.
GERMAN COCKROACH
Appearance
Brown; about 1/2-inch in length, with two dark, longitudinal stripes on the "shield" at the front of its body.
ORIENTAL COCKROACH
Appearance
Shiny black to dark reddish brown; about 1 inch. Females are have no wings, only two small wing pads.