Classify this sentence as either a simile or a metaphor: "The wind howled like a wounded animal."
The sentence "The wind howled like a wounded animal" is a simile.
Complete the following task based on the instruction and optional input provided.### Instruction:
Classify this sentence as either a simile or a metaphor: "The wind howled like a wounded animal."

### Output:
The sentence "The wind howled like a wounded animal" is a simile.