bongo`s, addax and wildebeest grazing near a watering hole

addax america animal animals antelope behavior blue bongo brindled captive captivity color common connochaetes eating eurycerus gnu grass grazing group herbivore hole horizontal imagequot mammal mammals many minnesota nasomaculatus nature nineteen nobody north pasture reflection serene taurinus together tragelaphus usa water whitebearded wildebeest wildlife zoo