I spent a little time at the Parker River National Wildlife Refuge and found a few Yellow Warblers happily flying around. The spring migration always attracts dozens of warblers from various species and it can be a lot of fun tracking them through the trees and brush along the waterfront.
Nikon D500, 1/1,000 @ f/6.3, ISO 400, 500mm with 1.4x
Nikon D500, 1/1,600 @ f/7.1, ISO 640, 800mm with 1.4x
Nikon D500, 1/1,000 @ f/6.3, ISO 640, 500mm with 1.4x