Sort the three animals into the categories of “aquatic”, “flying”, and “land”
- penguin
- eagle
- elephant
- Aquatic: penguin
- Flying: eagle
- Land: elephant
Complete the following task based on the instruction and optional input provided.### Instruction:
Sort the three animals into the categories of “aquatic”, “flying”, and “land”

### Input:
- penguin
- eagle
- elephant

### Output:
- Aquatic: penguin
- Flying: eagle
- Land: elephant