Although this isn't a great photo, it does show the distinctive brown wing markings. In more than 100 photos, I've only got a few that show brown on the wings - both male & female have it.
Best viewed in 'original' size.
Nikon D800
,AF-S VR Nikkor 70-200mm f2.8G with TC-20 E II 1/1000s f/6.3 at 400.0mm iso1000
Free Crop and Reduced to 180 ppi for Internet Viewing
full exif