Provide four alternatives for this idiom.
A leopard cannot change its spots
1. What's bred in the bone will come out in the flesh
2. You can't teach an old dog new tricks
3. A wolf will die as a wolf, even if it eats sheep
4. A tiger cannot change its stripes.
Complete the following task based on the instruction and optional input provided.### Instruction:
Provide four alternatives for this idiom.

### Input:
A leopard cannot change its spots

### Output:
1. What's bred in the bone will come out in the flesh
2. You can't teach an old dog new tricks
3. A wolf will die as a wolf, even if it eats sheep
4. A tiger cannot change its stripes.