I'm on the fence here about the cropping choice putting Mr. Bull in the corner and along the edge. I think you can display the bull more prominently while still capturing the feeling of isolation.
Man Rick, you get some fantastic sky's out there. Talk about a moody sky.
What strikes me in this shot is the mean and tough looking storm clouds mimicking the look he is giving you.
+1 @ his location in the frame. I wonder if you took maybe 1/3 off the sky and a little off the left side if this would help bring him into the frame.