Birds are great additions to your backyard. Putting up bird houses is an excellent way to attract them. However, not all birds opt to nest in bird houses. Birds differ in their habitat preferences and only cavity-dwellers are probably interested in the bird shelters in your backyard. As it is, these cavity-dwellers also have their own specifications about the kind of house they like. These are minor measurements or feature issues but they are important for the birds. However, there are general guidelines in building these houses.
First, it is important to identify the species of birds that visit your backyard. It is also necessary to distinguish which are the cavity-dwellers from the tree and burrow dwellers. Common cavity-dwellers are wrens, chickadees, bluebirds, and flickers. Choose one you like best and focus your bird house design on it. Even if the idea of building multiple bird houses appeal to you, refrain from doing so because birds are territorial animals.
Second, determine the required dimensions of your chosen bird. Forget asking the birds for these because you’ll get no answers. Dimensions of bird houses include entrance-hole, height, depth, and...