KEY : links to Bird Observer online edition links to Bird Observer pdf edition (registered users only)
December 2020, Vol. 48, No. 6 Winter Birding on Cape Cod: Upper Cape Cod and Barnstable Peter Crosson The Murmuration: Crowdsourcing Local Knowledge to Improve Birding Safety and Accessibility Cory R. Elowe, Sam McGullam, Meghadeepa Maity, and Jeremy A. Spool Twenty-fourth Report of the Massachusetts Avian Records Committee Sean M. Williams, Jessica Johnson, and Marshall J. Iliff Photo Essay: Birds of the 24th MARC Musings from the Blind Birder: Ebb and Flow Martha Steele Field Notes Catching Up with a Spotted Sandpiper Michael Rossacci Leucistic Red-Tailed Hawk Dan Furbish About Books: Birds During the Annual Occupation Mark Lynch Bird Sightings: July–August 2020 Neil Hayward and Robert H. Stymeist Bygone Birds Neil Hayward About the Cover: Canvasback William E. Davis, Jr. About the Cover Artist: Barry Van Dusen At a Glance Wayne R. Petersen ^ top