A female hamster is pregnant for a little over a month. You should be able to tell that she is pregnant by her increase in nesting habits and larger girth about 4 or 5 days before birth. In 5 weeks she should give birth.
It depends on the breed of hamster. Syrian hamsters have a short breeding period of 16-18 days, and Robos have the longest breeding period of between 23 and 30 days. The average is 16-23.
It depends on the breed of hamster, but is generally between 16 and 25 days. Syrian hamsters: 16-18 days, Russian Hamsters: 18-21 days, Chinese Hamsters: 21-23 days and Robos 23-30 days.
They are usually pregnant for 16 days give or take a day or two. While she is pregnant limit how much you pick her up and also after she delivers try not to pick her up that much. It should not take more than 3 weeks for her to deliver the baby hamsters.
DIfferent hamsters have different gestation cycles, which can vary from 16-21 days from conception. The most common type of hamster, the dwarf hamsters, have a gestation period of 18-21 days.