Journal 56 1963 2 E Borell Ojo Sagua, 5000 ft. c. Chihuahua Mexico. April 18 Still cool, 48° at 7 a.m., 80° at noon & 78° at 4 p.m. Very heavy wind all afternoon. Trps around the ponds, willows, cottonwoods all that I could see. Major change in bird population - no wilson snipe and no anderson warblers seen. Pilotated yellowthroats were seen. White-winged dove - collected first one seen here. Scaled quail. Two coveys. Birds appear to be still in coveys but the coveys are looser, a few seem to be in pairs associated with this coveys. No male calling. A second nest of Vermillion Flycatcher (in the making) observed in a large aloft 20 feet from the ground. Mourning Dove - some cooing early in the morning & a few migratory flights seen.