W. Reiner 1950 Journal 5 Mar. Texas: Culberson Co., Guadalupe Mts, McKittick Canyon series of vertical cliffs on either side rising 500 ft. or more. Canyon bottom here is about 75-100 ft. across and largely a jumble of rocks. The stream forms numerous deep, (6 ft.?), pools with large rainbow trout. Yellow pine and a madrone-like tree sparsely present. Canyon wrens calling frequently. Canyon still too well shaded and cool in mid morning for reptiles. In lower, wider portion of canyon, bottom about 1/4 mi. wide, stream forms no deep pools and rocks not large. Sides not entirely vertical though many such sheer limestone faces evident. Fair yellow pine, juniper common, rather extensive stands of dead and/or dormant maple and oak. Most such stands low and scrubby, 15-20 ft. Others of tall trees. Bunch grass everywhere since no grazing permitted in this canyon. Large madrone occur in small numbers. Also present are a yucca, cholla, prickly pear, agave and many unknown forms. On slopes above canyon in protected areas, their stands of yellow pine reach to ridges. On returning to camp about noon noted robins, woodpeckers, canyon wren, and took a goldfinch. Search in mid afternoon revealed no frogs. They had been calling in morning,