I think they have a white bit don't know x
no
if it looks fatter
If There Is Lumps On The Female's Side :)
her belly grows bigger and her nipples pop out
You can tell if a female is pregnant by the pink blotches on her belly. There should be one on either side.
you can tell a female hamster is pregnant by seeing if the hammy is fat around the belly and put the hammie's belly up to your hammie's tummy is moving.
Please tell us in your question what particular type of animal you are referring to.
You don't unless you are a female and pregnant in which case they may be able to figure that out.
You can tell a female woodlouse is pregnant by observing the presence of a pouch called a marsupium on her abdomen, where she carries her developing eggs. This pouch appears as a noticeable bulge, and you might also see the developing young within it, as they become more visible as the pregnancy progresses. Additionally, pregnant females may exhibit a slightly larger body size compared to non-pregnant individuals.
There will be a dark spot in front of the fishes anus (cloaca) in a pregnant (gravid) female livebearer. This spot is called the "Gravid Spot".
Cats are notorius for having false pregnacies.
you can tell if a roley poley is a girl from a boy because if the girl is pregnant shes white with less grey