Over the past several years, I've been observing one or two of these beautiful cuckoos end-of-August thru mid-September. They stay fairly high in our black willow and black chestnut trees and hawk cicadas and tent caterpillers.
Best viewed in 'original' size.
Nikon D800
,AF-S Nikkor ED 500mm 1:4 D with TC-14E II 1.4x 1/320s f/5.0 at 1050mm iso320
UnCropped DX Image at 300 dpi Size Reduced for Internet Viewing
full exif