Bird feeding is the second most popular hobby in the United States (behind gardening), with more than 55 million Americans participating annually. In this week's edition of Wildlife Matters , the Masked Biologist talks about how, and what, to feed our local and visiting bird species this winter. If you have never fed birds, but are considering it, do a little research on the area around your home or office to see what kinds of feeders your neighbors have out and the kinds of birds you can expect