Generate a joke using the input data.
Dogs
Why do dogs wag their tails? Because they’re the only ones who know the punchline to their barking!
Complete the following task based on the instruction and optional input provided.### Instruction:
Generate a joke using the input data.

### Input:
Dogs

### Output:
Why do dogs wag their tails? Because they’re the only ones who know the punchline to their barking!