What is like a rat gerbil or hamster?

It sounds like you're asking for animals that are similar to rats, gerbils, or hamsters in terms of their characteristics. Here are some possibilities:

Small Rodents:

* Mice: These are very similar to rats in terms of their behavior and care needs. They are smaller and can be more social than rats.

* Guinea Pigs: These are larger than hamsters and gerbils but still considered small rodents. They are known for their docile nature and are often popular pets.

* Chinchillas: These are fluffy and adorable rodents with a unique appearance. They require specific care needs, but they can be affectionate pets.

* Degu: These are small rodents with long tails and are known for their playful and energetic personalities.

Other Small Mammals:

* Sugar Gliders: These are small, nocturnal marsupials that are known for their gliding ability. They require specific care needs, including a large cage with climbing opportunities.

* Dwarf Rabbits: These are smaller breeds of rabbits that can be kept indoors. They are social animals that require regular interaction and exercise.

* Ferrets: These are playful and intelligent animals that can be trained. They require a lot of attention and enrichment.

Factors to Consider:

When choosing a pet, it's important to consider your lifestyle, space, and commitment. Research the specific care needs of each animal, including their diet, housing, and exercise requirements.

Remember: It's always best to adopt from a reputable shelter or breeder to ensure the animal's well-being.