Figure 3. White-winged Tern, Chlidonias leucopterus (1996-085), at Arcata, Humboldt Co., 25 June 1996; the first in western North America outside Alaska.
Photo by Don Roberson
|
|
Figure 3. White-winged Tern, Chlidonias leucopterus (1996-085), at Arcata, Humboldt Co., 25 June 1996; the first in western North America outside Alaska. Photo by Don Roberson |