The changed time has brought better treatment for animals and now they are given with better foods, shelter and treatment. Their services are acknowledged and they are cared for what they are doing to the mankind. The religions have asked for their protection and no religion is exception to this. Another special aspect of this relationship includes the sacrifice of life in place of human life sacrifice as the times come. There are several traditions in different parts of the world and religions that accepts the life of an animal in place of human being, placed before god for blessing and betterment of the mankind. The human population has increased drastically over the course of years and this increase has made the human race to fight for food and shelter. This fight has resulted in increase number of people without homes in this planet. Not only that, the people with homes either have less space as compared to their need or they have expensive houses. In such times when the living space on the planet earth is decreasing, the human race is in great need to find a way through which they can efficiently use the space available to them. This use can be made efficient through planning the houses that brought more details of the need of the people going to live in it.