What is absent in female cockroach?

In cockroaches, males bear a pair of short, thread-like structures present at the posterior region, which are absent in females. Complete answer: Male and female cockroaches can be distinguished externally through anal style, which is present only in males and absent in female Cockroaches.

What is main difference between male and female cockroach?

Complete answer:

Male Cockroach Female Cockroach
The male cockroaches’ antennae are smaller than the females’. The antennae are relatively bigger than males’.
There are Anal styles. There are no anal styles.
The male cockroach abdomen is slender. The female cockroach’s abdomen is shaped like a boat and is blunt.

What is present only in male cockroach?

Complete answer: The 9th sternum of the abdomen in male cockroaches, comprises of a pair of minor, unjointed anal styles and the 10th segment consists of elongated, anal cerci, and the sternum of mesothorax is not split. A pair of anal cerci are present in female cockroaches and have the presence of bifurcated sternum.

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