Cockroach Diagram. About four species are well known as pests. In cockroach respiration occurs through spiracles a small opening on the sides of its body.
How to draw cockroach in eas. Cockroach salivary glands. The average adult cockroach will be 1 12 to 3 in.
This is triangular somewhat flattened and bent downwards in hypognathus position ie at an angle of 90 from the long axis of body.
With the help of neat labelled diagram describe female reproductive system of cockroach. Cockroach salivary glands. It is well labelled diagram of cockroach of biology class 11. In addition another household pest the common house centipede eats.