While visiting a friend today I have the pleasure of meeting one of their horses. Actually, there was more than one in the pasture and I don't remember which this one is so he gets to be Mr. Ed for the purposes of this post. I like the way you can almost feel the wind in his mane.
Canon 1Ds Mark III, Canon 70-200/f2.8L IS Mark II
200mm, f4, 1/1000 sec @ 500 ISO