Give one major difference between male cockroach and female cockroach.

Explanation

**Step-by-Step Text Solution:**

1. **Identify the Subject**: The question asks for a major difference between male and female cockroaches.

2. **Male Cockroach Characteristics**:
- Male cockroaches possess a structure called anal styles, which are copulatory organs that aid in sperm transfer during mating.

3. **Female Cockroach Characteristics**:
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