A capricious breeze passes, ruffling his hair as the image is taken.
This shot works on a personal level, but also because of the mirroring going on: the sprawling “limbs” of the metal bars echo the branching tree limbs on the opposite side of the frame.
(please click on the image to view)
↑Leica M9 and Leica 35mm Summilux FLE @ f/1.4.
Notice also that all of the “limbs” (metal bars, human arm, tree branches) connect and span the frame:
Of course, I wasn’t thinking about all of this when I saw and captured this moment.
In reality, I crouched down and peered through the viewfinder, taking advantage of the wide-ish perspective offered by my 35mm lens and dynamically composed my shot until things looked just right.