In response to some of the suggestions about my other shot, here's the full body shot of the Big Horn Sheep taken in Glacier National Park on August 8, 2010. It was rainy, cold and very windy.
Canon 50D
100-400 at 105mm
1/400
f4.5
ISO 640
Handheld, cropped to vertical to eliminate oof rear of another sheep in lower right corner.