Match the following pairs by finding the similarity.
Dog - Cat
Dog and Cat are both common domestic pets and are both four-legged animals in the mammal family.
Complete the following task based on the instruction and optional input provided.### Instruction:
Match the following pairs by finding the similarity.

### Input:
Dog - Cat

### Output:
Dog and Cat are both common domestic pets and are both four-legged animals in the mammal family.