Just as we humans do not enjoy living in dirty and bad habitats and need our living quarters to be clean and dirt free, similarly animals prefer clean, fresh and odor free confines. A large number of americans do not. Air purifiers; there is a great opportunity that you’ve got heard of them before. Obviously, owning some writing skills would make the procedure easier. When you must buy bricks, always buy more than you require. The heavy ammonia odor from the animals’ feces and urine may end up in respiratory issues for them.