What are the migration patterns of buck mule deer in Wyoming? There has been such an emphasis on mule deer migration research lately that folks probably think researchers and managers know the answer to this question. They don’t. That is because all of our mule deer research efforts over the last decade and a half have been focused on does. We have learned a lot about the timing, distance, stopover use, and migration routes of mule deer does. This study seeks to understand whether timing, distance-traveled, fidelity to routes, and ability to track high quality forage differ between bucks and does.