. . "p.1 #6 ?? p.1 #6 ?? 5DIII Does Auto Focus >5.6 if using Live View its definitely easier and faster to use LV Autofocus vs LV Manual focus as the Canon moved the zoom button to the left side from the right on my 50D. Aside from that, sure it wont track moving subjects, that is why autofocus and expensive fast large glass comes into play, but many birds and other wildlife are virtually static while" . .