Cats are typically pregnant for about 63-65 days. However, it can be difficult to tell if a cat is pregnant early on. Here are some tips for early identification of pregnancy in cats:

Weight gain: One of the first signs of pregnancy in cats is weight gain. If your cat starts to gain weight, even if she is not eating more, it could be a sign of pregnancy.
Increased appetite: Another sign of pregnancy in cats is an increased appetite. Your cat may start to eat more food than usual.

Read more-----https://tamtampetcare.com/2023/09/08/tips-for-early-identification-of-pregnancy-in-cats/