Dear James: Many trees were recently bulldozed for new homes, so I want to build some birdhouses to help out the birds. What are some good birdhouse design tips? —Donald F. Dear Donald: As more land gets developed for human use, there is less habitat available for wildlife. People don’t often think this is a problem for birds because they have a large lying range, but birds are suffering along with most land-bound wildlife. In addition to just providing a birdhouse as a breeding home for local birds, consider what else birds will need to survive and raise their families. An adequate supply of drinking water and a birdbath in the immediate vicinity of the birdhouse are ideal. Grow types of plants that produce seeds for the species of bird you are trying to help. Some general tips for building any type of birdhouse include locating an open area so …