You probably don't see your hamster when she or he climbs. If you just added something new into your cage, your hamster will be confused because it isn't used to anything new.
The smallest one you can find!
no they cant they will die and choke
6.5-7 inches is a good size for a 4 inch dwarf hamster. If the wheel is too big your hamster will be fine. It is when the wheel is too small that it becomes a problem.
A hamster wheel would be good. It needs to get plenty of exercise.
A cage, bedding, running wheel, water bottle, food.
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no
there is no such thing but if you mean a roborovski hamster yes its a dwarf
No, not everything, they need smaller cages - preferably plastic ones as dwarf hamsters can sometimes fit through the bars. A smaller wheel too, a hamster can hurt itself if its on a wheel that is too big.
whats the latin name for a dwarf hamster
yes
Campbell's dwarf hamster was created in 1905.