A. Feathers. Jan. 27, 1934. Colorado R. 1/2 mi. N Nevada-Calf. Monument, Clark Co., Nev. In the early morning hours, I cooked, washed the dishes and cut wood for the stove. I then took nine large traps and set them on a route which I traveled to the west of camp. Seven of the traps were set in a dry wash. Two were set in a canyon at the foot of the mountains. I used scent at all of the settings, plac- ing a small amount upon rat carcasses. During the walk, I saw a hawk (probably Circus hudsonius) and a small bird, which I was unable to identify. I also saw two lizards (Uta). At camp, after lunch, we all saw a few ducks on the lagoon below camp. They were identified as green-winged teal (Aethion carolinensis). I took eleven more traps and set them along the edge of the slough, as I progressed in a southerly direction from camp. At these settings I also used scent, in combi- nation with some canned sardines, which had been presented to me by Mr. Bradshaw. I searched for indications of muskrats, but found no tracks, nor droppings, although I examined several logs in the slough for the latter. During the walk I saw