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.
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.
They get really round and they look fat.
if the mom makes a nest
A pregnant hamster, by definition, must be female.
No, a hamster needs a mate to become pregnant.
by seaing that it has a big red ball under its stumuk and i have a proble with my own hamster it is pregnant