4.Madagascar Hissing Cockroach
Now this pet is not intended for everyone out there. It is the largest species of cockroach that can grow up to 3 inches long. The pet name of this pet is “Hisser”. They need only a place to hide as they do not like the light. They can live up on any fresh vegetable or any palette food. But be careful; do not let them out or they will end up having a big cockroach colony!