Two golden eagles in nest. Image note: regular lens, fifth series, best.

Two golden eagle young in nest with heads down. Image note: near view.

Two golden eagle mottled young in nest. Image note: telephoto, best.

Two golden eagle mottled young in nest. Image note: close view, fourth series.

Two golden eagle mottled young in nest. Image note: medium sized, rear lens, fourth series.

An unidentified man standing at the base of a saguaro cactus looking up at a red-tailed hawk’s nest in the top of the cactus.

An unidentified man standing at the base of a saguaro cactus looking up at a red-tailed hawk’s nest in the top of the cactus.

Red-tailed hawk nest in a pine tree along the Crooked River.

Red-tailed hawk nest in a pine tree along the Crooked River.

Two downy young red-tailed hawks in their nest. Copyright, H. T. Bohlman 1902.