Willet, Tringa simipalmata (winter plumage):
Fort Desoto State Park; Saint Petersburg, Florida
Willet, Tringa simipalmata (breeding plumage):
Benton Lake Nation Wildlife Refuge; Great Falls, Montana
Note that the Willet in breeding plumage is heavily streaked on its head, neck and breast. The winter plumage bird lacks that streaking. A beautiful bird in both plumages.
Top Image: Nikon D800, Nikkor 500mm f4, 1/2500 second @ f9
Bottom Image: Nikon D300, Nikkor 300mm f2.8, 1/1250 second @ f7.1