Antilocapra americana
North America's fastest land animal, and it has no dewclaws at all.
2.5–3.25 in long. Cloven, teardrop shaped. No dewclaw marks ever. Cushioned hoof spreads slightly at speed. Trails cross wide open grassland.
Sagebrush plains, shortgrass prairie. Western Great Plains and Great Basin.
Diurnal
Sagebrush, forbs, grasses
Pronghorn can hold 55 mph for miles — outrunning a predator that went extinct.
Should I be concerned?
Harmless.