Birds and bird houses in your home can make a lot of difference not only to your home but also to your life. Building a bird deck house can be easy if you know what you are doing. There are some guidelines that you can learn from those who have done it. Bird experts have also some things to say about how to properly make your own bird deck house. The local birds in your area could be blue birds, finches, wrens, cardinals, purple martins, chickadees and other species. From their needs, one of the things you need to adjust or alter is the size of the entrance hole. - You also need to choose the kit that suited for their characteristics, some life single while others stay in groups, so needing an apartment-type birdhouse can maximize your effort in building your bird house. Woods are known to survive through many years of service. You can paint these woods to add more protection. Be sure to use non-toxic and water-resistant paints in these woods. Bird houses that are made of metal can be effective if you want to place it inside the house. Unlike woods, it does not invite termites and other insects that fed on woods. You can make it as decorative or with as many features as possible just as long as you know your birds like it as much as you do. Think of the bird's safety too. You can do away with materials that can harm the birds while they move around the bird house. In some magazines or over the internet, you can find many designs to pattern your fancy bird house into. The Types of Bluebirds The species of bluebird that thrives in North America are of three distinct kinds. There are the eastern bluebirds that are typically seen in the eastern part of the continent of the United States going to Mexico. The western bluebirds are predominantly living in southwest Canada going to Mexico. Be sure that the walls and sides of the gourds are correctly measured to make it comfy for all the birds. The walls should not be too thick, as this will make the bird house warm. 6. After that is the proper measurement of the hole. Usually, a gourd bird house is build for purple martin birds. A hole that is 2 to 3 inches in size is the usual size for these birds to enter.