Name any three structures of animals as an example of homologous organs.

Explanation

### Step-by-Step Solution:

1. **Understanding Homologous Organs**:
- Homologous organs are defined as those organs that share a similar basic structure across different species but serve different functions. They indicate a common evolutionary origin.

2. **Examples of Homologous Organs**:
- **Human Arm**: The arm of a human has a similar bone structure to that of other animals, but it is adapted for manipulation and tool use.
- **Wing of a Bird**: The wing of a bird is structurally similar to the human arm, but it is adapted for flight.
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