Methods to observe whether a British Shorthair cat is pregnant: 1. Observe the cat’s belly. The belly becomes slightly enlarged. It is not visible at the beginning, but it can be clearly seen in one month. 2. Observe the cat’s nipples. The nipples of pregnant female cats will gradually become larger. 3. Observe whether the cat’s appetite improves. Pregnant cats will have a better appetite and increase their food intake.

Pregnancy symptoms of British Shorthair cats:

1. The cat will stop estrus within three days after successful mating. If mating is not successful, the cat will still have estrus symptoms. .

2. In the first ten days after the cat is successfully pregnant, the cat does not like to eat in the morning. This situation usually only lasts for 48 hours. Pregnant cats may vomit slightly several times during this period. If a cat is seen doing this after mating, the breeder should pay attention and continue to carefully observe any changes in the cat's behavior and living habits.

3. After a cat is successfully pregnant, the nipples will gradually turn pink and become larger, and the hair around the nipples will gradually fall off.

4. Within a period of time after the cat is pregnant, the cat’s appetite gradually gets better and its food intake begins to gradually increase. Cats in daily life prefer to lie still and do not want to move, and they do not want to play with their owners or keepers.

5. Some changes in personality: The personality of a pregnant cat may become gentle or rough.