D3 iso 200, 1/3 sec

5D iso 200, 1/3 sec

D3 iso 1600, 1/25 sec

5D iso 1600, 1/25 sec

D3 iso 3200, 1/50 sec

5D iso 3200, 1/50 sec

D3 iso 12,800, 1/200 sec

D3 iso 25,600, 1/500 sec

I think the blurring along the top edges of the rabbit's fur, seen against the black at ISO 200, is caused by vibration in the vertical dimension caused by the mirror and/or shutter mechanism.

The D3 at ISO 3200 is remarkably good.

Please see the caveat about mirror-induced vibration here

Peter Facey, Winchester, England
20080119 originated