Body Weight - Mean |
range of average weights for snout-vent length size classes of 20-45 mm |
|
1-67 lizards/size class and date |
g |
Juvenile |
|
0.29 - 3.96 |
Exposure Factor Datasets |
Clutch or Litter Size |
average clutch size based on counts of yolked follicles, eggs or corpora lutea |
3.2 |
256 |
eggs/clutch |
Adult |
Mesa County |
|
Exposure Factor Datasets |
Body Weight - Mean |
range of average weights for snout-vent length size classes of 20-41 mm |
|
1-88 lizards/size class and date |
g |
Juvenile |
|
0.30 - 2.57 |
Exposure Factor Datasets |
Dietary Composition |
range of monthly percentages of total volume of food in stomach contents |
Arachnids (2.4-22.4%); Orthopterans (0-16.7%); Isopterans (0-17.5%); Coleopterans (8.2-45.7%); Hemipterans (0-47.9%); Homopterans (0-34.8%); Neuropterans (0-1.3%); Lepidopterans (2.8-34.0%); Dipterans (0-9.3%); Hymenopterans (4.3-72.8%) |
7-24 lizards/mo |
% |
Not Reported |
|
|
Exposure Factor Datasets |
Clutch or Litter Size |
range of monthly average clutch sizes over 3 yrs |
|
13-48 lizards/10 dates |
eggs/clutch |
Adult |
|
2.8 - 4.7 |
Exposure Factor Datasets |
Body Weight - Mean |
range of average weights for snout-vent length size classes of 46-57 mm |
|
1-24 lizards/size class and date |
g |
Adult |
|
3.30 - 6.70 |
Exposure Factor Datasets |
Home Range |
average and range of home ranges at 2 sites over 6 yrs, estimated using minimum polygon method (mark and recapture technique) |
4896 |
7-26 lizards/site and yr |
sq. ft. |
Adult |
|
2889 - 11391 |
Exposure Factor Datasets |
Clutches or Litters per year |
|
at least 3 |
Not Reported |
clutches/yr |
Adult |
|
|
Exposure Factor Datasets |
Body Weight - Mean |
range of average weights for snout-vent length size classes of 42-53 mm |
|
1-29 lizards/size class and date |
g |
Adult |
|
2.44 - 5.27 |
Exposure Factor Datasets |
Home Range |
average and range of home ranges at 2 sites over 6 yrs, estimated using minimum polygon method (mark and recapture technique) |
1497 |
6-14 lizards/yr and site |
sq. ft. |
Adult |
|
785 - 3460 |
Exposure Factor Datasets |
Duration of Incubation or Gestation |
time from egg laying to hatching |
|
Not Reported |
d |
Embryo |
|
65 - 77 |
Exposure Factor Datasets |
Population Density |
range of densities over 2 yrs |
|
Not Reported |
#/acre |
Adult |
Mesa County |
10 - 17 |
Exposure Factor Datasets |
Home Range |
home range estimated using probability density function (95%) |
0.49 |
Not Reported |
acre |
Adult |
|
|
Exposure Factor Datasets |
Time of Hatching or Parturition |
based on hatchling observations |
June - Oct. |
Not Reported |
|
Embryo |
|
|
Exposure Factor Datasets |
Home Range |
home range estimated using probability density function (95%) |
0.38 |
Not Reported |
acre |
Adult |
Mesa County |
|
Exposure Factor Datasets |
Home Range |
home range estimated using probability density function (95%) |
0.15 |
Not Reported |
acre |
Adult |
|
|
Exposure Factor Datasets |
Growth Rate |
range of average male and female growth rates, based on increases in snout-vent length |
|
418 - 496/sex |
mm/d |
Hatchling |
|
0.19 - 0.22 |
Exposure Factor Datasets |
Home Range |
home range estimated using probability density function (95%) |
0.23 |
Not Reported |
acre |
Adult |
Mesa County |
|
Exposure Factor Datasets |
Home Range |
average home range, estimated using minimum polygon method (mark and recapture technique) |
1300 |
357 lizards |
sq. ft. |
Juvenile |
|
|
Exposure Factor Datasets |
Body Weight - Mean |
range of average egg weights for clutch sizes of 2-6. |
|
1-28 clutches |
g |
Embryo |
|
0.17 - 0.27 |
Exposure Factor Datasets |