Behle 1933 Mad Riverford, 2700 ft. above Ruth, Trinity Co. Calif. May 23. Took a T. F. [illegible] foraging in scrub oak at the base of the foothills near the second river bottom. When prepared the nests were large as if it was ready to breed. It is entirely possible that they have been forced to nest lower down. It is not unlikely that the margin of scrub is also the line between Transition and Canadian. In my walks thin the Timber I have seen several fresh deer tracks but have not yet seen one. I also saw what I suspected were bear tracks along a slope just east of Littlefield creek. Grinnell today in that region actually saw the Bear and previously Dr Grinnell found bear feces and a bear bed. The feces showed the bear had been eating nothing but grass. This afternoon with Dr Grinnell I collected the eggs and nest of the Western Blue birds which we located the day before. The five eggs were heavily incubated. A second