The male is on the left and the female is on the right. Most times in nature the male show the strongest colors and really stands out... It is not totally true as sometimes it is the opposite... look at humans...lol
Nikon D800
,Nikon’s 200-400mm f4 G VR AF-S IF ED Zoom Lens. 1/2000s f/10.0 at 240.0mm iso1250
full exif