Cogswell 1949 Journal 28 Apr. 9. Jawbone Ranger Sta. 3400' alt., Stanislaus Nat'l Forest, Tuolumne Co., Calif. Came here with Dr. Leopold's class in Game Management, driving from Berkeley via Route 50 to Route 120 W. of Manteca thence to Groveland in the foothills where we assembled into caravan -> turned N. on dirt road a few miles E. of town, which led down into canyon of Tuolumne River opposite Jawbone Ridge. In chaparral of N.-facing slope there was met T. Diney of the deer population study project here and stopped at several points enroute to the ranger station for purposes of learning about various aspects of deer study. A few mule deer (Odocoileus hemionus) were seen in oak-woodlands of lower Jawbone Ridge. The following birds were noted during our few min. utes in the almsotowna - Ceanothus cuneatus - are tosylphos chaparral of N.-facing slope: Calyptr anua - 1 ? singing Thrymaues lenwichi - 1 " (heard) Chamaea fasciata - 1 " " {Colaptes caerulea - 1 heard. Pipilo maoulatus - heard singing " fusces - heard Junco. sp. - " " Enroute up the canyon of Corral Creek several Pipulo maoulatus & 1 Torostoma redinimum were heard singing at dusk. about 11 P.M. I heard one Bubo virgianus from my sleeping-bag. Apr. 10. Before breakfast I surveyed the vicinity of the station for birds: from 5 to 5:30 A.M. by tallying those heard from my campsite;