RIBBLE, O.O. 1949 PEROMYSCUS CALIFORNICUS 1135 Q Hastings Reservation, Monterey Co., Calif July 11 0920h - Q = 44.5g ; Imperforate Young (1) 12.2g toe clipped 040. *now being weighted as pan balance (2) 11.5g toe clipped 030. 2240hrs - 46.5g. Dusted ORANGE and placed in holding cage. July 12 0930h - 43.0g , imp but curtsy. YOUNG: EATS OPENLY (ONLY 040) 040: 12.6 ORANGE on tail, pants, mouth tears 030: 11.8 July 13 0930h, wt = 43.0g ; imperforate tears and fully erect. Young: 040: 13.4g 030: 13.2g - eyes open Given apple. VERY AGILE--good little (x going thru a matty) climbers. July 14 0950h - wt = 47.9 ; imperforate Young: 040: 13.8g hind rt foot = 23 mm 030: 13.5g " " = 22 mm very able to crawl around July 15 0950h - imperforate (forgot scale for Q) Young: 040: 13.89; hind rt. foot = 23 mm 030: 13.8g; hind rt. foot = 22 mm It can almost climb out of our clean weighing containers... 2300h - wt = 43g, up, dusted ORANGE (see procedure for 1295). Chary child in ear and dropped "nose of offspring". July 16 0910h - QQ imperforate Young: 030 - 14.2g, wt = 22.0w 040 - 14.3g, wt = 23.5w July 17 1130h - QQ = 46.5g, up. Added fresh apples, and lettuce 030 - 15.1g, wf = 23 mm 3 minutes evident. 040 15.3g, wf = 24.5mm