It is very agressive and some days after the breeding there will be a thick white discharge from eyes.
If its male, it isn't pregnant! If your female hamster has never been in contact with a male hamster, it is impossible for it to become pregnant.
None...
to know if a hamster is pregnant feel her stomach and see if you feel a circle kind of and if like you could feel it pumping that means shes pregnant
You don't really know that the hamster is pregnant until a few days before she gives birth or when he gives birth.
Pregnant hamsters tend to get aggressive.
A female hamster can get pregnant if it mates with a male hamster.
When they look fatter then usual?Your hamster starts making a nest. They also get fatter.
if the mom makes a nest
They get really round and they look fat.
A pregnant hamster, by definition, must be female.
No, a hamster needs a mate to become pregnant.
Generally, you can't tell unless the hamster is within the last few days of gestation. But to keep from buying a pregnant hamster, I would recommend asking the pet store whether or not she was kept from males and at approximately what age she was taken from her siblings (aka brothers).