B. Hamilton 1967 Journal 8 Km. N, 8 Km. W. of Pivrz, Dept. Pivrz, Peru. E.lev.100'. July 27 It was late when we left Pivrz so we started looking for a camping place right away. We finally found trail leading over and leading toward a hill that was rather thickly vegetated with Mesquite as other desert plants. We had to stop before we got to the hill however because the sand got too soft for safe passing. The wind was quite strong so we put up tent in lying down while Carl set at traps. I do once nearly was similar to Sedona desert but one probably a little drier than all but the hottest playing Sedona desert. The hills in the distance is pretty as hard as any ones we saw in the Sedona desert. The vegetation seemed to be mostly Mesquite, Caper and Zapote. After supper Ray and I looked for Geckos but were unsuccessful at picking them. On the next to bed Carl checked his traps during the night as caught a rough Peruvian gerbilles. July 28 The wind has lessened somewhat when we got up in the morning. During the last part of the night we were disturbed by pumas. Carl talked to them and explained why we were diving as they left. I believe that they were looking for a stolen cow. Before breakfast I wandered around in the vegetation looking for birds. There seems to be many birds here as they seemed to be singing a great deal and even probably breeding or just getting ready to breed. I didn't get clear enough to any birds to get a shot this time. I next went at breakfast as the next one again. This time I stalked bird several times. I got a hammer, A mozzillio mozzillio from an old flowering mesquite like branch of zapote. I stills several other birds but poor small