Black-billed Cuckoo

Cornell’s All About Birds

Cavey Lane (Woodstock)
May 4, 2013
Photos by Russ Ruffing

Henryton (PVSP)
May 5, 2014
Howard Patterson

Centennial Park
October 15, 2012
Photo by Bonnie Ott

Blandair Park
May 27, 2016
Photo by Kevin Heffernan

MPEA
July 26, 2024
Photo by Kurt Schwarz

Sykesville May 8, 2023 Val Swan

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.