I have recently toke in a cat all I know about her is she was pregnant and gave birth outside however the kittens are ok but suspect she's pregnant again her behaviour has changed she's started to hiss n not let people near her can I have some advise I don't really want to pick her up n put her in a box n take her to the vets unless it Is abbsultly necessary as I don't want to stress her any more then she already is just incase she rejects her kittens or worse thankyou