W. J. Francois 1964. Journal. July 26. Strawberry Canyon, Alameda Co. another reduction by trapping is indicated. Death at 1100 is clear stratus along the hillside having just cleared in this area; light variable winds. July 28. At Behavior Lab. pen at 1040; filled water hole and spread grain in the pen. Weather clear, very light wind. Sun low, illum- nating about half the ground area of the pen. Observed birds from the observation hut until 1040. 1925 Sun is now completely gone from all parts of the pen, but still shining on upper half of the surrounding trees. July 30. 1355 at Behavior Lab. pen Weather clear (after thick stratus all morning), light winds. Set 30 live-traps for mice, all just to the left of the observation hut where workings are very numerous. 1530 Removed 4 Microtus from traps and reset all traps. 1945. Returned to pen; clear and light wind; sun only on tops of surrounding trees. Observed from