Bighorn sheep specs:
Female adult weight
140 lbs
Male adult weight
200 lbs
Neonate weight
9.5 lbs
Young to adult size ratio
1:15
Male to female size ratio
1.4:1
Age range
20
Geriatric age
8
Weapons
Horns
Average number of offspring
1
Max number of offspring
2
Length of gestation
175 days
Timing of parturition (i.e., birth)
May-July
Age of first reproduction
2 (occasionally 1)
Timing of rut
November-December
Social or solitary
Hider or follower
Harem holder or tending bond
Browser or grazer
Primary summer food
Poa spp. (Grass), Carex spp. (Sedges), Astragalus spp. (Milkvetch)
Primary winter food
Poa spp. (Grass), Carex spp. (Sedges), Astragalus spp. (Milkvetch)
Migration strategy
Most often elevational migrants, sometimes residents
Primary predator
Coyotes, mountain lion
Common disease(s)
Pneumonia, Scrapie, contagious ecthyma
Winter habitat
Lower elevation near escape terrain
Summer habitat
High elevation, alpine habitats, rocky slopes near escape terrain
Icon credits: DNA by LAFS from the Noun Project, Food Chain by James Keane from the Noun Project
Blue grass picture: By Matt Lavin from Bozeman, Montana, USA - Poa secunda Uploaded by Jacopo Werther, CC BY-SA 2.0,
https://commons.wikimedia.org/w/index.php?curid=25134626

Pubs!
Make a pub(lications) crawl through our recent findings:
LaSharr, T. N., R. A. Long, J. R. Heffelfinger, V. C. Bleich, P. R. Krausman, R. T. Bowyer, J. M. Shannon, R. W. Klaver, C. E. Brewer, M. Cox, A. A. Holland, A. Hubbs, C. P. Lehman, J. D. Muir, B. Sterling, and K. L. Monteith. 2019. Hunting mountain sheep: Do current harvest practices affect horn growth? Evolutionary Applications.
LaSharr, T. N., R. A. Long, J. R. Heffelfinger, V. C. Bleich, P. R. Krausman, R. T. Bowyer, J. M. Shannon, E. M. Rominger, C. P. Lehman, M. Cox, and K. L. Monteith. 2019. Biological relevance of antler, horn, and pronghorn size in records programs. Journal of Mammalogy.
Research: our current projects

Harvest Records Project
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Western Wyoming Bighorn Sheep Project
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Species distribution:

Bighorn Sheep live in western North America mountains.
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