Antilocarpa americana
LC Herbivore Grasslands
40–70 kg
Weight
10–15 yrs
Lifespan
88.5 km/h
Top Speed
North America
Found In
The Pronghorn (Antilocarpa americana) is one of the most widely-recorded species in the U.S. national park system, with documented populations in 5 parks. Native populations and abundance vary park-by-park.
Found in 5 U.S. National Parks
The Pronghorn has 5 field records across 5 parks in the National Park Service biodiversity database, listed as native in 5 records.
| Park | Nativeness | Abundance | T&E Status |
|---|---|---|---|
| Bryce Canyon National Park | Native | Unknown | 50 |
| Grand Canyon National Park | Native | Common | 50 |
| Grand Teton National Park | Native | Common | 50 |
| Rocky Mountain National Park | Native | Occasional | 50 |
| Yellowstone National Park | Native | Common | 50 |
Abundance Distribution
Size, Speed & Lifespan
| Metric | Pronghorn | Herbivore Mammals Median | Difference |
|---|---|---|---|
| Weight | 55 kg | 117.3 kg | ↓ 53% |
| Height | 92.5 cm | — | — |
| Top Speed | 88.5 km/h | 40 km/h | ↑ 121% |
| Avg Speed | 88.5 km/h | — | — |
| Lifespan | 12.5 yrs | 22.5 yrs | ↓ 44% |
Endemic to North America
Habitat: Grasslands
Found In: North America
Coloration: Brown, White
Behavior
Natural Predators
Social Structure
Recorded as Group-based.
Reproduction & Lifespan
Gestation Period: 240 days
Offspring per Birth: 1
Lifespan: 10–15 years
Population & Outlook
LC Listed as Least Concern on the IUCN Red List — one of 66 species in this database with the same status.
Weight Rank Among Least Concern Species
Ranked #18 of 66 by typical adult weight.
| # | Species | Weight | Status |
|---|---|---|---|
| 16 | Alpine Ibex | 19–120 kg | LC |
| 17 | Red Kangaroo | 18–95 kg | LC |
| 18 | Pronghorn | 40–70 kg | LC |
| 19 | Spotted Hyena | 44–64 kg | LC |
| 20 | Aardvark | 40–65 kg | LC |
| 21 | Wolf | 23–80 kg | LC |