Date: 2014-03-30 20:08:03Bird nest Nest box Avian ecology field methods Swallow Nest Woodpecker Bird Hummingbird Mountain Bluebird Zoology Biology Ornithology | | Green Scene: Great Backyard Bird Count this Weekend by Elaine Golds (published by The TriCity News – February 14, 2014) Tree swallows typically line a nest box with grass and then add duck feathers to help hide their eDocument is deleted from original location. Use the Download Button below to download from the Web Archive.Download Document from Web Archive File Size: 142,81 KB |