Twining 1935 Salmon Cr. Reservoir 8 mi. W. Rogerson Twin Falls Co Idaho May 14, 1935 in the canyon bottom. I secured a specimen and identified it that night as a Wright Flycatcher. A colorful sight was presented by a male Bullock Oriole pursuing a male Western Tanager through the dense willows near the stream. A male Broad Tailed Hummer, the first I had ever seen fed on a clump of flower- ing Ribes nearby as I noted its character- istics. Callipe Hummers were heard but not seen. A pair of Water Ouizels were found about a mile down the canyon. Later one was heard singing and I watched it feed- ing on the insects just below the water line on the border of the stream. Great Blue Herons (2) were also seen fishing in the larger ponds below. Song Sparrows (phallax) and Juncos (subsp.) were feeding on the willow border. Both were few in numbers as only a pair of each was found. May 15, 1935 Set two dozen traps on the rocky point east of the dam. Caught 2 Neotoma (sp.), 1 Perognathus p. olivaceos, and 4 Reithrodontomys megalotis (sp?) Several Peromyscus were not put up. Skinned all morning and in the afternoon went Marmot- hunting with Aldrich. He got another small one making three half-sized Marmots collected since we have been here. We dropped down into the canyon and looked