Bats (Chiroptera)
Pallid Bat (Antrozous pallidus)
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error | Lab |
|---|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 33.1 | g | Female | Juvenile | 8 | Exposure Factor Datasets | 0.9 SE | Laboratory | ||
| Body Weight - Mean | 36.0 | g | Female | Adult | 6 | Exposure Factor Datasets | 1.9 SE | Laboratory | ||
| Body Weight - Mean | 39.2 | g | Female | Adult | 3 | Exposure Factor Datasets | 2.6 SE | Laboratory | ||
| Body Weight - Mean | 32.6 | g | Male | Adult | 10 | Exposure Factor Datasets | Napa | 0.9 SE | ||
| Body Weight - Mean | 21.7 | g | Male | Adult | 135 | Exposure Factor Datasets | Napa | 0.2 SE |
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|
| Food Ingestion Rate | range of mean monthly rates of ingestion of mealworm diet, measured over three years | g/mo | Male | Adult | Not Reported | Exposure Factor Datasets | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Lepidoptera (22.2), Gryllidae or Tettigoniidae (11.1), unident. insects (38.9), unident. Coleoptera (1.7), Cercopidae and Cicadellidae (1.7), Mymeleontidae (8.9), Carabidae (11.1), unident. Orthoptera (4.4) | percent volume of stomach contents | % | Not Reported | Not Reported | 9 | Big Bend National Park | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|---|
| Longevity | 57 | captive longevity record | mo | Not Reported | Adult | Not Reported | Exposure Factor Datasets | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error |
|---|---|---|---|---|---|---|---|---|---|---|
| Time of Hatching or Parturition | June 17 (initiation) | date of first capture of a lactating female | Female | Adult | 39 | John Day River Valley, 44deg 55' N, 120deg 27' W | Exposure Factor Datasets | breeding | ||
| Body Weight - Mean | 21.7 | mean body weight for lactating females | g | Female | Adult | 39 | John Day River Valley, 44deg 55' N, 120deg 27' W | Exposure Factor Datasets | breeding | 2.03 SD |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Time of Hatching or Parturition | late May through June | time of parturition through time when young begin to fly | Both Male and Female | Adult | Not Reported | Camp Verde, Yavapai County | Exposure Factor Datasets |
| Time of Migration or Dispersal | August | juvenile dispersal | Both Male and Female | Juvenile | Not Reported | Camp Verde, Yavapai County | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 23.0 | g | Male | Adult | 5 | Exposure Factor Datasets | Laboratory | ||
| Body Weight - Mean | 25.3 | g | Female | Adult | 5 | Exposure Factor Datasets | Laboratory | ||
| Body Weight - Mean | 23.3 | g | Female | Juvenile | 5 | Exposure Factor Datasets | Laboratory | ||
| Metabolic Rate | see citation | figure of O2 consumption at varying ambient temperatures | ml O2/g/hr | Both Male and Female | Both Adults and Juveniles | 5 bats/group | Exposure Factor Datasets | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Lepidoptera (20.0), unident. Orthoptera (60.0), unident. insects (20.0) | Percent volume of stomach contents | % | Not Reported | Not Reported | 5 bats | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | California Counties | Condition | Lab |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Time of Molt | May-Aug. | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | Kern, San Luis Obispo | ||||||
| Time of Torpor or Hibernation | late Mar.-early Apr. | end of winter dormancy period | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | Kern, San Luis Obispo | |||||
| Time of Migration or Dispersal | mid-Oct. | time of dispersal of summer roost colonies | Both Male and Female | Both Adults and Juveniles | Not Reported | Exposure Factor Datasets | Kern, San Luis Obispo | |||||
| Inhalation Rate | 0-52 | respiration rate in dormant bats at 40 deg F | respirations/min | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | Laboratory | ||||
| Body Weight - Mean | 24.3 | g | Female | Adult | 15 | Exposure Factor Datasets | Kern, San Luis Obispo | ovulating | ||||
| Body Weight - Mean | 20.6 | g | Male | Adult | 2 colonies | Exposure Factor Datasets | NR | Kern, San Luis Obispo | ||||
| Body Weight - Mean | 34.7 | g | Female | Adult | 10 | Exposure Factor Datasets | Kern, San Luis Obispo | late pregnancy | ||||
| Body Weight - Mean | 25.2 | g | Male | Adult | 16 | Exposure Factor Datasets | Kern, San Luis Obispo | |||||
| Time of Mating/ Laying | late Oct.-Nov. | period over which copulation occurs | Both Male and Female | Adult | 1 male, 5 females | Exposure Factor Datasets | Kern, San Luis Obispo | |||||
| Duration of Incubation or Gestation | 9 | estimation based on observations in wild and captive bats | wks | Female | Adult | Not Reported | Exposure Factor Datasets | Kern, San Luis Obispo | ||||
| Clutch or Litter Size | 1.8 | young | Female | Adult | 28 bats | Exposure Factor Datasets | Kern, San Luis Obispo | |||||
| Food Ingestion Rate | range of mean daily intake of mealworms by captive bats | g/d | Both Male and Female | Adult | 3 bats | Exposure Factor Datasets | Laboratory |
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|---|
| Body Fat (total or %) | total extractable lipids in carcass | % | Both Male and Female | Adult | 4 bats | near cities | Exposure Factor Datasets | MEXICO |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Time of Hatching or Parturition | mid-June | Female | Adult | Not Reported | Exposure Factor Datasets | |||
| Growth Rate | 11 | body weight increase over time in males | g/7 wks | Male | Juvenile | 9-18 bats | Exposure Factor Datasets | |
| Age at Sexual Maturity | 1 | yr | Female | Yearling | Not Reported | Exposure Factor Datasets | ||
| Age at Sexual Maturity | >1 | yr | Male | Adult | Not Reported | Exposure Factor Datasets | ||
| Clutch or Litter Size | pups | Female | Adult | 50 | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|---|
| Age at Fledging, Metamorphosis, Weaning | 7-10 | age at weaning | wks | Both Male and Female | Juvenile | 20 bats | Exposure Factor Datasets | Laboratory | |
| Growth Rate | 25 | increase in body weight over time (to adult weight) | g/2-3 mo | Both Male and Female | Juvenile | 20 bats | Exposure Factor Datasets | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|---|
| Metabolic Rate | 0.47 | estimated oxygen consumption of resting animals at 25 C | ml O2/g BW/hr | Not Reported | Adult | Not Reported | Exposure Factor Datasets | Laboratory | |
| Metabolic Rate | estimated oxygen consumption of animals with wings extended, at 25-27 C | ml O2/g BW/hr | Not Reported | Adult | Not Reported | Exposure Factor Datasets | Laboratory | ||
| Inhalation Rate | see citation | figure of breaths/minute over time | Not Reported | Adult | Not Reported | Exposure Factor Datasets | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|---|
| Metabolic Rate | see citation | figure of metabolic heat production | Not Reported | Adult | Not Reported | 50 mi. NE of Berkeley (capture location) | Exposure Factor Datasets | Laboratory | |
| Inhalation Rate | breathing rate of resting animals at 25 C | breaths/min | Not Reported | Adult | Not Reported | 50 mi. NE of Berkeley (capture location) | Exposure Factor Datasets | Laboratory | |
| Inhalation Rate | breathing rate of active animals at 25 C | breaths/min | Not Reported | Adult | Not Reported | 50 mi. NE of Berkeley (capture location) | Exposure Factor Datasets | Laboratory |
