P. PEARSON 1952 Mothostructa (cont.) Then didn't leave again till 4:38. All day sunny & warm. About every 10 minutes he powered or shuffled or stood up or moved around. Returned 5:47. Still the usual fledgled week bird on way out & back. One call while it was off nest. Mary shot a 2/3-gram one at 5 p.m. yesterday. See Len or Carl's notes for tonight. april 2 Met #5 destroyed overnight; 3 crumpled eggs, lets embryos gone. The nest made entirely of grass, foundation built up of dry earth. Nest not well-shelter- ed from above. Left Pinejoker 7:45 to meet shuffled body come town for 2 more nests. Guided by person age 4 & 2 nests: Nest #6 - On hill SE of Pinejoker, 14,000ft. Nest in grass clump next to tall grassbrugland. Most of slope is bunch grass (airen) & some gold; thimbleweed, and tall sagebrush. Some food. This (night) below is all food. Carl was on nest at 7:20, and when I came to watch at 10:15 / 10:55 a #? feeding about 35yds from nest. Saw a few giant chipmunk White-footed around (noon it feeding seriously) it diverted conedball's attention to a particular tall clump 6 yards N of nest S. When I looked later I found there was vacant nest south small shell fragments and the tough shell remainder of several eygs. Bird had not left at 2:00p.m., so returned to him. at 2:50 bird was off nest. Watched until 4:30 and he had not returned, so I left until 5 thinking [illegible] keeping himself. At 5:00 Len was back on. Shot egg at 2:50.