herbivore classification

Is A Pronghorn An Herbivore Carnivore Or Omnivore? Pronghorn are herbivores. They eat grasses, forbs, sagebrush, and other prairie plants. Pronghorn digest their food twice. Is a antelope a carnivore herbivore or omnivore? Antelope are herbivores, with an odd exception: some duiker species have been known to kill and eat insects, small mammals, and birds.