Page:The peregrine falcon at the eyrie (IA cu31924084757206).pdf/67

TIERCEL FEEDING WITH FEATHERS; THIRD EYELID PASSING OVER TIERCEL'S EYE; YOUNG TWELVE DAYS OLD.

TIERCEL FEEDING WITH FEATHERS; THIRD EYELID PASSING OVER TIERCEL'S EYE; YOUNG TWELVE DAYS OLD.
Light 3, Plate speed 250, Subject number 100, Diaphragm F8, Exposure 1-100sec.