Curtis, Blair 1974 Journal Northridge, For Angeles Co., California April 4 system. Lani Zetter, whom I had come to see, was at a meeting, so I got the help of Bill Besey (?) from Herpetology to unload the material I had brought for Dr. John Wright. That accomplished, I talked with Don Patten for a few minutes, then left for U.C.L.A., arriving about 11:00. I found Dr. Bartholomew's Lab after some inquiries and met Mrs. Nancy Kenogy, wife of G.J. Kenogy, who is employed as Bart's secretary. She led me to Jim K. who was at the Xerox machine. We went to his office in the Plant Physiology Bldg., and talked for about 1 hour. He is actually working along similar lines to my own, only with one population only. He is filming the ontogeny of leaf eating behavior, testing young coco. of young mealworms different diets and their response to Stipley. He showed me his animal room, clean, Temp. and humidity controlled. He had about 25 cages, 18X 16X 8". He had sand bottoms (1½" deep) and water bottles at each cage with different NaCl concentrations. Also, sometime was in each cage. He was 16 young mice,