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April 2021, Vol. 49, No. 2 Birding Pembroke, Massachusetts Brian Vigorito Tracking Local and Long-Distance Movements of Massachusetts Barn Swallows and American Kestrels Jonathan L. Atwood Remembering Janet Heywood 1943–2021 Robert Stymeist Tenth Report of the Maine Bird Records Committee Trevor B. Persons, Louis R. Bevier, and Tom Aversa Photo Essay: Birds of the Tenth MBRC Musings from the Blind Birder: Birding Solace Martha Steele Field Notes Interspecific Conflict Between a Vagrant Varied Thrush and an American Robin Christine A. Goddard House Wrens Nesting in Streetlights Jeffrey Boone Miller Unusual Snowy Owl Behavior Paul M. Roberts Northern Flicker and Pileated Woodpecker Commensalism Marsha C. Salett About Books: I Know What it Is….But Why is it Doing That? Mark Lynch Bird Sightings: November–December 2020 Neil Hayward and Robert H. Stymeist Bygone Birds Neil Hayward About the Cover: Orchard Oriole William E. Davis, Jr. About the Cover Artist: Barry Van Dusen At a Glance Wayne R. Petersen ^ top