Other hamsters commonly kept as pets are the three species of dwarf hamster. Then the hamsters were allowed to mate with a female hamster until they became satiated. His first pet was a hamster called Hummy. Fluffy is the family's grey cat, who feuds with Henry's hamster, Fang. When kept as house pets the Syrian hamster does not hibernate. Phagocyte induced mutation in Chinese hamster ovary cells. Geo is a pet hamster that travels in a hamster ball. Sometimes, he even talks to his pet hamster, Elephant. It is made using Chinese hamster ovary cells. Answers mascot is a cartoon hamster called Yamster. He is a very curious golden hamster who is sometimes a little timid. Campbell's dwarf hamster is much less tolerant to lower temperatures than the Djungarian hamster. It is recombinantly manufactured in Chinese hamster ovary (CHO) cells. The size of Campbell's dwarf hamster varies depending on its location. The immature Mexican Lapdog could be as small as a golden hamster.