Despite the cat's unbeatable night vision, a cat's eyesight during the day is not so different from that of a human! This makes cats primarily nocturnal hunters looking for small rodents and birds. The average house cat sleeps about 18 hours a day and usually spends its waking hours looking for food. Although wild cats are solitary animals, house cats are known to enjoy the attention of humans and other animals and can often even get along well with some dogs. 4.5 x 3 x 4 cm