| Exposure Endpoint Type | Endpoint Description | Endpoint Value | Sample Size | Units | Life Cycle Stage | Specific Location | Range | California Counties | Type |
|---|---|---|---|---|---|---|---|---|---|
| Age at Sexual Maturity | based on presence of recent corpora lutea; ages inferred from body weights | 1546 | d | Adult | western slope of Sierra Nevada (elev., 3500-5000 ft.) | 32 -35 | Plumas | Exposure Factor Datasets | |
| Age at Sexual Maturity | based on presence of swollen tubules of cauda epididymides and enlarged seminal vesicles, ages inferred from body weights | 1546 | d | Adult | western slope of Sierra Nevada (elev., 3500-5000 ft.) | 40 - 60 | Plumas | Exposure Factor Datasets | |
| Clutch or Litter Size | based on # of implanted embryos; monthly means (Mar. - Nov.) ranged from 4.0 - 5.7 | 4.6 | 96 | #/litter | Adult | western slope of Sierra Nevada (elev., 3500-5000 ft.) | Plumas | Exposure Factor Datasets | |
| Time of Mating/ Laying | based on % fecund specimens | Feb. - Mar. (begin), Mar. - May (peak), July - Aug. (possible 2nd peak), Aug. - Dec. (end) | 1546 | Adult | western slope of Sierra Nevada (elev., 3500-5000 ft.) | Plumas | Exposure Factor Datasets |
