What is common between Ostrich penguin and Kiwi ?

Options

A. Running birds
B. Migratory birds
C. Flightless birds
D. Four toed birds

Answer

### Step-by-Step Solution:

1. **Identify the Birds**: Begin by listing the three birds mentioned in the question: Ostrich, Penguin, and Kiwi.

2. **Research Each Bird**:
- **Ostrich**: Known for being the largest bird in the world, ostriches are native to Africa and are unable to fly.
- **Penguin**: These birds are primarily found in the Southern Hemisphere, especially in Antarctica, and are also flightless.
- **Kiwi**: A flightless bird native to New Zealand, known for its small size and unique characteristics.

3. **Determine Common Characteristics**: Analyze the characteristics of these birds to find what they have in common.
- All three birds are unable to fly, which is a significant characteristic that distinguishes them from many other bird species.

4. **Evaluate the Options**: Look at the provided options:
- Running birds
- Migratory birds
- Flightless birds
- Four-toed birds

5. **Select the Correct Option**: Since all three birds are known for being unable to fly, the correct answer is "flightless birds."

### Final Answer:
The common characteristic between Ostrich, Penguin, and Kiwi is that they are all **flightless birds**.

---