There are for normal breeds and to unlockable breeds. I'm sure theres more different breeds but i haven't got that far into the game but theres got to be more.
Normal...
There are robo hamsters, Russian dwarfs, Campbell dwarfs. Fancy Russian hamsters, teddy bear hamsters. Syrain hamsters also known as golden hamster. Black bear hamster {its a syrain hamster that...
Yes, it is better to keep hamsters of different breeds separate until they are meant to be bred. Usually the male hamster will be introduced to the female hamster within the female's cage or...