WY Bighorn Sheep Unit 12 — Porcupine

WY 12 – Porcupine: Tactical Analysis. Terrain & Access WY 12 spans 147,000 acres across extreme elevation—from 3,600 ft to nearly 10,000 ft—with 98.8% public land, giving hunters excellent access across the full range. This vertical relief supports diverse bighorn habitat, from lower semi-arid terrain to high alpine basins. Steep terrain is characteristic of bighorn country; physical conditioning and navigation skills are essential. Herd Quality Recent surveys show a 56:100 buck:doe ratio, which is exceptional for bighorn sheep. This indicates a population with strong male representation and limited harvest pressure—a hallmark of well-managed bighorn herds. Exceptional ratios..