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Sylvilagus bachmani ssp. ubericolor

Citation:

Orientation and homing of the brush rabbit (Sylvilagus bachmani)

Author(s)
Chapman, Joseph A.
Pages
686-699
Year
Volume
52
Exposure Endpoint Type Endpoint Value Endpoint Description Error Range Units Sex Life Cycle Stage Location Sample Size Type
Home Range 151.0 mean and range of one standard diameter, home range estimated by "center of activity" method 77.3 SD 35.7 - 306.4 ft Male Juvenile E.E. Wilson Game Management Area, Corvallis 9 Exposure Factor Datasets
Home Range 108.5 mean and range of one standard diameter, home range estimated by "center of activity" method 55.3 SD 30.4 - 233.6 ft Female Adult E.E. Wilson Game Management Area, Corvallis 24 Exposure Factor Datasets
Home Range 99.0 mean and range of one standard diameter, home range estimated by "center of activity" method 37.4 SD 41.3 - 158.3 ft Female Juvenile E.E. Wilson Game Management Area, Corvallis 14 Exposure Factor Datasets
Citation:

Organ weights and sexual dimorphism of the brush rabbit

Author(s)
Chapman, Joseph A.
Pages
453-455
Year
Volume
52
Exposure Endpoint Type Endpoint Value Error Range Units Sex Life Cycle Stage Location Sample Size Type
Body Weight - Mean 661.86 62.68 SD 525 - 741 g Male Adult E.E. Wilson Game Management Area, Corvallis 23 Exposure Factor Datasets
Body Weight - Mean 661.47 66.73 SD 560 - 793 g Female Adult E.E. Wilson Game Management Area, Corvallis 38 Exposure Factor Datasets
Body Weight - Mean 649.50 62.89 SD 511 - 797 g Male Adult E.E. Wilson Game Management Area, Corvallis 22 Exposure Factor Datasets
Body Weight - Mean 732.25 80.85 SD 573 - 915 g Female Adult E.E. Wilson Game Management Area, Corvallis 45 Exposure Factor Datasets
Citation:

The breeding biology of the brush rabbit population.

Author(s)
Chapman, Joseph A. and Amy L. Harman
Pages
816-823
Year
Volume
36
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Time of Mating/ Laying Feb. - Aug. time of breeding Both Male and Female Adult E.E. Wilson Game Management Area, Corvallis 87 Exposure Factor Datasets
Clutch or Litter Size range of mean litter sizes over 2 yrs, based on embryo and placental scar counts 2.67 - 3.27 young/litter Female Adult E.E. Wilson Game Management Area, Corvallis 9-15/yr Exposure Factor Datasets
Age at Sexual Maturity 1+ maturity based on amount of sperm in epididymides yr Male Adult E.E. Wilson Game Management Area, Corvallis Not Reported Exposure Factor Datasets
Clutches or Litters per year estimated by dividing length of breeding season by gestation period or time required to produce a litter 5 - 6 litters/yr Female Adult E.E. Wilson Game Management Area, Corvallis Not Reported Exposure Factor Datasets

Sylvilagus bachmani

Citation:

Home range and mobility of brush rabbits in California chaparral

Author(s)
Connell, Joseph H.
Pages
392-405
Year
Volume
35
Exposure Endpoint Type Endpoint Value Endpoint Description Error Units Sex Life Cycle Stage Location Sample Size Type
Home Range 115 average radii drawn from computed center of activity to capture points 10 ft Male Adult Berkeley Hills 10 Exposure Factor Datasets
Home Range 69 average radii drawn from computed center of activity to capture points 8 ft Female Adult Berkeley Hills 10 Exposure Factor Datasets
Population Density 0.9 #/acre Both Male and Female Both Adults and Juveniles Berkeley Hills 10 Exposure Factor Datasets
Population Density 2.3 #/acre Both Male and Female Both Adults and Juveniles Berkeley Hills 26 Exposure Factor Datasets
Time of Mating/ Laying Feb. - May time of breeding Male Adult Berkeley Hills Not Reported Exposure Factor Datasets
Longevity 3.5 longest recorded life span yr Both Male and Female Adult Berkeley Hills Not Reported Exposure Factor Datasets
Body Weight - Mean 583 8 g Male Adult Berkeley Hills 76 Exposure Factor Datasets
Body Weight - Mean 637 7 g Female Adult Berkeley Hills 101 Exposure Factor Datasets
Citation:

Reproduction of the brush rabbit in California

Author(s)
Mossman, Archie S.
Pages
177-184
Year
Volume
19
Exposure Endpoint Type Endpoint Value Endpoint Description Error Range Units Sex Life Cycle Stage Sample Size Type
Time of Mating/ Laying Jan. - May time of mating Both Male and Female Adult Not Reported Exposure Factor Datasets
Duration of Incubation or Gestation 27 3 d Female Adult Not Reported Exposure Factor Datasets
Body Weight - Mean weight just prior to birth 24.3 - 30.2 g Both Male and Female Embryo Not Reported Exposure Factor Datasets
Clutch or Litter Size 4 3 - 6 young/litter Female Adult 14 Exposure Factor Datasets
Clutches or Litters per year estimated by dividing breeding season length by gestation time 3 - 4 litters/yr Female Adult Not Reported Exposure Factor Datasets
Citation:

Observations of the growth of young brush rabbits

Author(s)
Orr, Robert T.
Pages
298-302
Year
Volume
23
Exposure Endpoint Type Endpoint Value Range Units Sex Life Cycle Stage Location Sample Size Type
Body Weight - Mean 25.5 23.8 - 27.3 g Both Male and Female Juvenile Golden Gate Park, San Francisco 5 Exposure Factor Datasets
Body Weight - Mean 75.8 g Both Male and Female Juvenile Golden Gate Park, San Francisco 3 Exposure Factor Datasets
Citation:

Movement patterns of brush rabbits in northwestern California

Author(s)
Shields, Paul W.
Pages
381-386
Year
Volume
24
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Home Range 278 mean range diameter 50 - 556 ft Male Adult Humboldt Bay 32 Exposure Factor Datasets
Home Range 149 mean range diameter 38 - 569 ft Female Adult Humboldt Bay 31 Exposure Factor Datasets
Home Range 131 mean range diameter 25 - 325 ft Male Juvenile Humboldt Bay 17 Exposure Factor Datasets
Home Range 191 mean range diameter 31 - 500 ft Female Juvenile Humboldt Bay 22 Exposure Factor Datasets

Sylvilagus audubonii ssp. neomexicanus

Citation:

Onset of the breeding season and size of first litters in two species of cottontails from southwestern Texas

Author(s)
Chapman, Joseph A. and Raymond P. Morgan II
Pages
277-280
Year
Volume
19
Exposure Endpoint Type Endpoint Value Range Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size 2.60 1 - 3 young/litter Female Adult Big Lake 10 Exposure Factor Datasets

Sylvilagus audubonii

Citation:

Spring and summer foods of Audubon's cottontail rabbit (Sylvilagus audubonii) in north-central Colorado

Author(s)
deCalesta, David S.
Pages
549-553
Year
Volume
24
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Dietary Composition Grasses, 20 species (0 - 22.2%); Forbs, 16 species (0 - 17.4%); Shrubs, 1 species (0.4 - 1.5%); Cactus, 1 species (0 - 0.1%) range of % composition of species over 2 yrs; estimated as sum of all fragments per food species from all stomachs divided by sum of fragments from all stomachs % Both Male and Female Both Adults and Juveniles Fort Collins, Larimer County (elev. 1650-2200 m) 18 - 30 Exposure Factor Datasets
Dietary Composition Grasses, 20 species (0 - 21.6%); Forbs, 16 species (0 - 12.4%); Shrubs, 1 species (1.1%); Cactus, 1 species (1.9%) range of % composition of species; estimated as sum of all fragments per food species from all stomachs divided by sum of fragments from all stomachs % Both Male and Female Both Adults and Juveniles Fort Collins, Larimer County (elev. 1650-2200 m) 29 Exposure Factor Datasets

Sylvilagus audubonii ssp. vallicola

Citation:

Ecology of a cottontail rabbit (Sylvilagus auduboni) population in central California

Author(s)
Fitch, Henry S.
Pages
159 - 184
Year
Volume
33
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Foraging Distance range of average foraging diameters for rabbits with 5 recapture rates, overall range 30 - 1450 ft. 451 - 1044 ft Both Male and Female Both Adults and Juveniles San Joaquin Experimental Range 5 - 39 Exposure Factor Datasets
Home Range 8 - 9 acres Both Male and Female Both Adults and Juveniles San Joaquin Experimental Range Not Reported Exposure Factor Datasets
Population Density 1 range of yearly estimates for 3 yrs #/ 1.2 - 2.6 acres Both Male and Female Both Adults and Juveniles San Joaquin Experimental Range Not Reported Exposure Factor Datasets
Body Weight - Mean 750 - 1300 g Both Male and Female Adult San Joaquin Experimental Range Not Reported Exposure Factor Datasets

Pituophis catenifer

Citation:

Ecology of a cottontail rabbit (Sylvilagus auduboni) population in central California

Author(s)
Fitch, Henry S.
Pages
159 - 184
Year
Volume
33
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Dietary Composition Cottontail (37.1%); Ground squirrel (27.9%); Woodrat (18.6%); Bird egg (5.3%); Gopher (4.0%); Other (7.1%) percentage of total prey weight palped from stomachs % Not Reported Not Reported San Joaquin Experimental Range 70 prey items Exposure Factor Datasets
Population Density 0.6 #/acre Not Reported Not Reported San Joaquin Experimental Range Not Reported Exposure Factor Datasets
Food Ingestion Rate 2 g/d Not Reported Not Reported San Joaquin Experimental Range Not Reported Exposure Factor Datasets
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