H. Twining 1935 Salmon Creek. 8 miles W. Rogerson Twin Falls Co. Idaho May 16, 1935. This morning Aldrich and I left early and picked up a trap line set the night before in a shallow canyon west of the dam. I had set my traps along the base of a rocky ledge and in the rocky talus below in hopes of catching more Wood Rats, but out of 9 traps I got 3 mice - 1 Peromyscus m. sonoriensis, and 2 Peromyscus c. crinitus. The 2 Peromyscus crinitus were the only ones put up. We dropped down into the canyon and again looked for the Horred Owl's nest. We found the ledge but it was entirely inaccessible from below, and at best a very dangerous rope-down from above. We threw rocks into the hole with no response, so left it and continued down the canyon. We took a shot at a Horred Owl flying up the canyon with no success, but the shots did succeed in arousing a pair of Prairie Falors and a Red Tailed Hawk and both flew about above our heads screaming frequently. A Red Shafted Flicker also frightened by the shot flew from a hole in the cliff about 15 feet from the base. The hole extended too far in to see the nest. A flock of Lead Colored Bush Tits added a new bird to the life list of both of us. We returned to camp in time to pack up and leave by noon. We stopped at the dam long enough to [illegible] say goodbye to the genral keeper then left for Twin Falls. As we were leaving the yard we noticed a bird