More than bird seed:Four major threats to birds may lurk in your yard

摘要

Attracting birds to a backyard involves more than feeders and a bath. Quality habitat is also critical, for the same reason that we humans would never move into a parking lot around a restaurant. We all need more than food. Good habitat provides critical selections of natural food and cover for roosting and nesting.But even the finest backyard habitat isn't enough: We must also eliminate death traps. As the saying goes, "Above all, do no harm."