Images 1 -3 Minsmere. Canon 7D and 100-400 L IS zoom, somewhat against the light.
Images 4 and 5 Far Ings. Canon 1D Mk IV, 500mm L IS MkII and 2x converter. Better light.
It's great to know these spectacular birds are making a bit of a comeback, and, with luck or patience, are becoming easier to see. A small triumph for Conservation.