“A dog is the only thing on earth that loves you more than he loves himself.” These words ofJosh Billings perfectly describe the attitude of animals towards people. However, the proofs that animals affect to human beings not only on the emotional level are proved scientifically. In this paper, I would like to make a comprehensive investigation of a theme how companion species can influence human beings. It is well known that scientists claim that the right choice of a pet can change both physical stat and fate of its owner. It turns out that we want to have Continue reading...