Periplaneta americana differs from Blatta orientalis in having

Options

A. No wing
B. Only first pair of wings
C. Well-developed wings
D. Only second pair of wings

Answer

To answer the question "Periplaneta americana differs from Blatta orientalis in having," we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Organisms**:
- Periplaneta americana is commonly known as the American cockroach.
- Blatta orientalis is commonly known as the Oriental cockroach.

2. **Examine the Characteristics**:
- Both species are types of cockroaches and share some similarities, but they also have distinct differences.

3. **Focus on Wing Structure**:
- Periplaneta americana has well-developed wings in both males and females.
- In contrast, Blatta orientalis has vestigial wings in females (which means they are reduced and non-functional) and short wings in males, which do not allow for flight.

4. **Conclusion**:
- The main difference between Periplaneta americana and Blatta orientalis is that Periplaneta americana has functional, well-developed wings that allow it to fly, whereas Blatta orientalis has reduced or vestigial wings that do not enable flight.

### Final Answer:
Periplaneta americana differs from Blatta orientalis in having well-developed wings that allow it to fly, while Blatta orientalis has vestigial wings and cannot fly.

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