nile lechwe kobus megaceros male antelope

africa african animal antelope areas artiodactyla baby bovid bovidae brown buck calf endangered ethiopia even fauna flood grass gregarious grey herbivore hoof hoofed horn horns kobus lechwe lichi lives male mammal mammalia megaceros natural nature nile one protected rest resting ruminant safari savanna southern sudan that toed ungulate ungulates vertical waterbuck wild wildlife young zoo