They are primarily hunters and nocturnal. Their eyes glimmer and glow in the darkness. They can see in very gentle light too.Cats' hearing is very nice. May hear better noise than people or dogs.Cats can turn their ear if needed. Besides, scent power is more than human. Their body temperature is 38 degrees centigrade (105 degrees Fahrenheit). Heart speed is 120-140 / minute, breathing rate is 16-40 / per minute.