Despite the cats unbeatable night-vision, a cats eyesight during the day is actually not too dissimilar from a human! Due to this, cats are more nocturnal hunters looking for small rodents and birds. The average domestic cat sleeps for around 18 hours a day and tends to spend their waking time hunting for food. Despite wild cats being solitary animals, the domestic cat is known to enjoy attention from humans and other animals and will often even get on well with some dogs.