Jan 23, 2001. for females are as follows: mean white blood cell count, 3,900–. 18,000; mean. 1997). Mean re- tention time was 13 h for hair and meat diet and 7 h for clover. or younger animals may be killed by bobcats (Lynx rufus—LeCount. 1987), brown bears. ALT, G. L, F. W. ALT, AND J. S. LINDZEY. 1976.