"Bird-Feeding Frenzy"-one study shows effects of birdfeeding on birds
Interesting article from the National Wildlife Federation: "Birders in North America and Europe put out some 550,000 tons of wild birdseed a year, yet scientists are only beginning to study the hobby’s biological effects 03-15-2011 // David Lukas OUTWARDLY , there’s nothing momentous about filling a backyard bird feeder with seed. This simple act takes mere minutes, yet provides hours of backyard birding at little cost." Read the rest of this provocative article .