Animal protection advocates attention to the pet overpopulation in the United States. According to the Humane Society of the United States, 3-4000000 dogs and cats euthanized each year in this country and more confined to cages in shelters. This situation created by nonneutered animals (spayed / castrated) reproducing and people intentionally breeding animals. The combination of economic difficulties, especially problems combined with a love of animals contributes to this problem in parts of rural United States.
In a year on average, fertile cat can produce three litters, up to 4-6 kittens cats and dogs respectively. Based on these figures, one female cat and their offspring can produce 000-420 for seven years if the cat is not spayed or neutered. There is also a major overpopulation problems with other pet species, such as birds and rabbits. local humane society, SPCAs and other animal protection organizations urge people to neutralto adopt pets and animals from animal shelters instead of buying them from breeders or pet stores.
Around 63 percent of all U.S. households (71.1 million) are pet owners, and more than half of these households have more than one animal. The two most popular pets in most Western countries have been cats and dogs. In the United States, a 2007-2008 survey shows that households have a dog, a cat that has been lost, but the number of pet cats is higher than the dog. Combined is a popular reptile next followed by birds and horses.