Hunters discussing Oregon's Unit 31 highlight its challenging yet rewarding terrain, with mixed forests and open areas that require good physical fitness for successful navigation. Experienced hunters note the importance of understanding the seasonal movements of deer and elk, as animals tend to move with weather changes, seeking lower elevations in colder months. Comments emphasize the value of scouting before the season to familiarize oneself with game paths and concentrate efforts in promising locations. Overall, while Unit 31 requires effort and preparation, those who invest time into scouting and understanding local game behavior consistently report more successful hunts.