Before dying, sick cats will have symptoms such as lowered body temperature, lowered blood pressure, difficulty breathing, whitening of visible mucous membranes, stiff body, dilated pupils, slow reaction, weakened heartbeat, not eating or drinking, poor spirits, vomiting and diarrhea, etc. , until the cat exhales its last breath, it will die; because the causes of the disease are different, the cat’s dying symptoms will also be slightly different, but most of them are the same.