It varies on the species and hamster itself.
Syrian Hamster (common hamster) - grows to 13-18cm. Pet stores may call these teddy bear hamsters, golden hamster, panda bear hamster, etc.
Dwarf Campbells Russian Hamster - grows to 10cm.
Dwarf Winter White Russian Hamster - grows to 8-10cm.
Dwarf Chinese Hamster (has a tail) - grows to 10cm.
Dwarf Roborovski Hamster (or Robo Hamster) - grows to 4-5cm.
YES
yes! :) hamsters have the largest male genitalia compared to body size of all rodents.
yes hamsters require a male to become pregnant.
Male hamsters tend to be less aggressive and protective than female hamsters.
Male hamsters cannot give birth to a baby.
Yes, she will have baby hamsters, but only if she mates with a male hamster.
No, male hamsters cannot have babies. Only female hamsters can give birth.
No, Syrian Hamsters can be male or female.
no 2 male hamsters will fight, I have a Male Hamster and so does my Brother, we put them next to each other and my Hamster jumped on top of his. if you out 2 male or female hamsters together, they will surely fight
Male hamsters, no matter what type, never give birth. It is biologically impossible.
It depends on the hamster (:
Male dwarf hamsters are typically larger than female dwarf hamsters. Male hamsters have a more robust and heavier build, while female hamsters are usually smaller and lighter in comparison.