Colti, bevis 1973 Journal July 24 2 mi. W. Railroad Pass, Lander Co., Nev. Dunes SITE 1 Railroad Pass Railroad pass we saw a Golden Eagle feeding near the side of the Road. The plot at at site 1 was tumbled and stripped. Site 2 was a lake bed with hillsides of soil, all hard, alkali in contrast to the sandy site 1. July 25 Caught 4 Dipadonyx microps, 6 Dipadonyx ordii, 1 Perognathus longimuris, 1 Onychomys and 1 Mustela frenata (?) in 74 traps. microps and ordii live side by side here, microps being the larger animal - It was quite cold, about 30°F, in the night, and several animals were torpid. The weasel was in a 10" Sherman trap, and had an infestation of about 6 large engorged ticks on its mantle area. It was quite agitated, and the trap smelled of mouse scent. All these at site 1, at site 2 caught 2 dipadonyx microps and 3 perognathus sp. No ordii in this alkaline situation.