addax african buffalo alcelaphinae animal antelope antilocapridae antilopinae barbary sheep binomial nomenclature biological classification bison blackbuck bos boselaphini bovid bovinae bovini brocket deer bubalus camel camelid capreolinae cervus cetartiodactyla chacoan peccary chevrotain choeropsis chordate collared peccary common duiker conservation dependent conservation status damaliscus deer dibatag dik-dik duiker ethiopia eutheria even-toed ungulate four-horned antelope gazelle george robert gray gerenuk giant forest hog giraffe giraffidae grazing antelope grey rhebok hartebeest hippocamelus hippopotamidae hippopotamus hippotragus hirola impala klipspringer kting voar kudu laurasiatheria mammal marsh deer moose moschiola mountain nyala mountain goat muntjac musk deer muskox neotragini neotragus nilgai odocoileus okapi oribi oryx ovis pampas deer peccary phacochoerus pig potamochoerus procapra pronghorn pygmy hog raphicerus reduncinae reedbuck reindeer roe deer ruminantia rupicapra saiga antelope san diego wild animal park saola south africa strepsicerotini suidae suina tahr takin taurotragus tibetan antelope tragelaphus tragulus tufted deer tylopoda water chevrotain water deer white-lipped peccary wikimedia commons wildebeest