to it, apparently on her own initiative, as B did not accompany her. March 2nd. Early songs by both Brownie and Rhody. At one time both were in the old oak about six or eight feet apart each singing without reference to the others efforts. About 9:30 A.M. Nova was sitting in the nest quietly. " 9:40 ditto. A 10 Nobody in the nest. No observations during the afternoon. March 3rd. Brownie's vocal efforts, beginning early, seemed have as their object maintaining contact with Nova and inducing her to come to him at the nest. In this they were fairly successful, although N would not remain long at the nest. (Nest 9, since 10 seems to be now disregarded). About an hour was spent in observing the road-runner's hunting tactics in the "orchard", under extremely favorable conditions due to his indifference to my presence at close quarters. The fruit trees, being planted on a steep slope, are in two roughly parallel, irregular terraces supported by retaining walls of rough stone 2 to 3 feet high, laid without mortar. (Dry walls). Lizards live in the chinks and come out to sun themselves on the rocks. Rhody has known this for a long time and has reduced the lizard population to a low figure, but there are a few left. He works either from the top of the wall or from the path at the bottom. When working from the path he saunters at snail's pace scrutinizing the wall from top to bottom, moving his head as little as possible, depending upon the mobility of his eyes in their sockets to give him an extended field of view. He stops often; in fact he is stationary most of the time, extremely cautious and alert,