Nashua / Sudbury / Sharp / Wilson / Yellow / Brown / Kingfisher / /
Continent
South America / /
Country
United States / Canada / Mexico / / /
Facility
Weir Hill Road Sudbury / The Eastern Massachusetts National Wildlife Refuge Complex / Eastern Massachusetts National Wildlife Refuge Complex / Barn Swallow / /
NaturalFeature
Concord river / Assabet River / Cape May Warbler / /
Organization
Harvard / Massachusetts Audubon Society / U.S. Fish & Wildlife Service / /
Person
Dave Brezinski / Willow Flycatcher / Dave Menke / Virginia Rail / Carolina Wren / Thomas G. Barnes / Cliff Swallow / Scarlet Tanager / Eugene F. Hester / Black Duck / Ruddy Turnstone / Magnolia Warbler / Hudson / Rusty Blackbird / Song Sparrow / George Gentry / Richard Walton / Donna Dewhurst / Steve Hillebrand / Ruddy Duck / / /