Dr. J. Derek Scasta
Ecosystem Science and Management
Wild Horse Ecology Research
Extension Products
Research Products
- Scasta, J. D., J. L. Beck, and C. J. Angwin. 2016. Meta-analysis of diet composition and potential conflict
of wild horses with livestock and wild ungulates on western rangelands of North America. Rangeland Ecology and Management 69:310–318. doi: http://dx.doi.org/10.1016/j.rama.2016.01.001
PDF Available 
- Scasta, J. D. (2020). Mortality and operational attributes relative to feral horse
and burro capture techniques based on publicly available data from 2010-2019. Journal
of equine veterinary science, 86, 102893.
- Scasta, J. D. (2019). Why are humans so emotional about feral horses? A spatiotemporal
review of the psycho-ecological evidence with global implications. Geoforum, 103,
171-175.
- Scasta, J. D., Hennig, J. D., & Beck, J. L. (2018). Framing contemporary US wild horse
and burro management processes in a dynamic ecological, sociological, and political
environment. Human–Wildlife Interactions, 12(1), 6.
- Scasta, J. D., Hennig, J. D., & Calkins, C. M. (2021). Feral horse cause-specific
mortality relative to mustering (gathering) and individual demographic attributes
in the USA. Wildlife Research, 48(8), 673-689.
- Scasta, J. D., Adams, M., Gibbs, R., & Fleury, B. (2020). Free-ranging horse management
in Australia, New Zealand and the United States: socio-ecological dimensions of a
protracted environmental conflict. The Rangeland Journal, 42(1), 27-43.
- Sas-Jaworsky, A., & Scasta, J. D. (2022). Wyoming’s Wild Horse Ranch: history and
description of a socio-ecological experiment. Human–Wildlife Interactions, 16(2),
13.
- Hennig, J. D., Beck, J. L., & Scasta, J. D. (2018). Spatial ecology observations from
feral horses equipped with global positioning system transmitters. Human–Wildlife
Interactions, 12(1), 9.
- Frey, S. N., Scasta, J. D., Beck, J. L., Singletary, L., & Snell, L. K. (2022). Public
Knowledge of Free-Roaming Horses in the United States. In Proceedings of the Vertebrate
Pest Conference (Vol. 30, No. 30).
- Scasta, J. D., Thacker, E., Hennig, J. D., & Hoopes, K. (2022). Dehydration and Mortality
of Feral Horses and Burros: a Systematic Review of Reported Deaths. Human–Wildlife
Interactions, 16(2), 9.
- Frey, N., Beck, J. L., Singletary, L., Snell, L., Scasta, D., & Hadfield, J. (2024).
Western US Residents’ Knowledge of Wild Free-Roaming Horses and Their Management on
Federal Public Lands. Rangeland Ecology & Management, 92, 12-23.
- Hennig, J. D., Beck, J. L., Duchardt, C. J., & Scasta, J. D. (2021). Variation in
sage-grouse habitat quality metrics across a gradient of feral horse use. Journal
of Arid Environments, 192, 104550.
- Hennig, J. D., Beck, J. L., Gray, C. J., & Scasta, J. D. (2021). Temporal overlap
among feral horses, cattle, and native ungulates at water sources. The Journal of
Wildlife Management, 85(6), 1084-1090.
- Hennig, J. D., Scasta, J. D., Pratt, A. C., Wanner, C. P., & Beck, J. L. (2023). Habitat
selection and space use overlap between feral horses, pronghorn, and greater sage‐grouse
in cold arid steppe. The Journal of Wildlife Management, 87(1), e22329.
- Hennig, J. D., Beck, J. L., & Scasta, J. D. (2024). Feral horses and pronghorn: a
test of the forage maturation hypothesis in an arid shrubland. Animal Behaviour, 210,
55-61.
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