Caspian Terns (#21953951)
A large group of Caspian Terns use a dead snag in the water as a massive gathering place out in the waters of the Potholes Reservoir of the Columbia Basin Wildlife Area, Washington.
avian bird birds Caspian Tern Columbia Basin Wildlife Area lake Potholes Potholes Reservoir Potholes Reservoir Unit reflection rest resting tern Washington water