Home>>Photo Galleries>>Bird Photo Gallery Swainson’s Thrush Cornell’s All About Birds Hollofield (PVSP) May 13, 2006 Photo by Kevin Heffernan Ellicott City May 25, 2020 Photo by Jeff Culler Middle Patuxent Enviromental Area May 5, 2012 Photo by Harry Fink Ellicott City October 4, 2010 Photo by Kathy Litzinger