Insert one sentence into the following paragraph to improve the flow:
Cats and dogs are the two most common types of pet. They provide a different set of benefits to their owners.
Cats and dogs are the two most common types of pet, each with their own unique characteristics and personalities. They provide a different set of benefits to their owners.
Complete the following task based on the instruction and optional input provided.### Instruction:
Insert one sentence into the following paragraph to improve the flow:

### Input:
Cats and dogs are the two most common types of pet. They provide a different set of benefits to their owners.

### Output:
Cats and dogs are the two most common types of pet, each with their own unique characteristics and personalities. They provide a different set of benefits to their owners.