Eastern Warbling Vireo

Cornell’s All About Birds

Thornbrook (Ellicott City)
December 15, 2009
Photo by Jeff Culler

Alpha Ridge Park
May 7, 2001
Photo by Ralph Cullison

Meadowbrook Park
May 9, 2016
Photo by Kathy Litzinger

Waterford Farm May 5, 2023 Gregg Petersen

While not necessary for common species, it is good to get into the habit of including photographs and recordings/spectrographs so that you do it for uncommon species that require more documentation.