pronghorn antelope

2014 2015 america animal annually antelope antilocapridae backwards bony chewing claws delayed drink enjoying excellent eyesight fastest fawns gland grand grasslands heath herbivores herding herds horns impregnation itchy keratinous land large lock lost lying mammals marking meadow musky north patch point pointed preorbital pronghorn reach regurgitate ruminant ruminate rump scent seldom speed spot tetons that toes trying twice twin ungulates water white wild wildlife windpipe