I had my 85mm with me and so I may as well played around with it. This fellow was heading back to the nest where three chicks were waiting. The nest was to my left and behind me less than ten feet away.

f5.6 1/1250 sec. ISO 400. Cropped. Motion blurred the background. Probably should have done better :blush2:

Click image for larger version.  Name: Coming Home.jpg  Views: 129  Size: 168.6 KB  ID: 57200

Perhaps because of its large aperture and wide angle of view, getting a focus lock did not seem to be that difficult.