Dusky Warbler (2015-116)
Contributing photographers indicated by (ph.)
Initial observer(s):
Hannah Conley (ph.)
Corroborating observers and additional sources:
Jeff Anderson (ph.)
Patricia Bacchetti (ph.)
Mark Dettling (ph.)
Aaron Maizlish (ph.)
David W. Nelson (ph.)
Scott B. Terrill
Gena Zolotar (ph.)