ClipArt ETC
Common cockroach. a, female; b, male.

Cockroach

Common cockroach. a, female; b, male.

A female cockroach, Periplaneta orientalis.

Female Cockroach

A female cockroach, Periplaneta orientalis.

Cockroaches belong to the order Orthoptera. Cockroaches are harmful to plants in every stage after leaving the egg.

Female Cockroach

Cockroaches belong to the order Orthoptera. Cockroaches are harmful to plants in every stage after leaving…