Some people prefer dogs, but many are crazy about cats. How not to love this whispering furry creature? If you are not allergic to wool, you should consider the appearance of "purring" in your home. After all, it is no worse than a four-legged friend - a dog is actually your home doctor. But it is not a question of its medical qualities, but of the fact that cats are clearly leaders among domestic animals bred by people around the world.