Review Article
A Review of Hypothesized Determinants Associated with Bighorn Sheep (Ovis canadensis) Die-Offs
Table 1
Causes of direct mortality proposed to limit free-ranging bighorn sheep populations.
| Cause of direct mortality | Geographic distribution of determinant | Locations where determinant reported | Selected references |
| Hunting | Range-wide | Range-wide | [27, 28] | Predation | Range-wide | Alberta, Canada, and Montana | [29, 30] | Arizona | [31, 32] | California | [33–36] | Colorado | [27] | Montana | [37] | New Mexico | [38, 39] |
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