burchell`s zebra or plains zebra quarreling together on savanna

africa african aggression aggressive aggressiveness animal bite biting burchelli burchells color colour common concern confrontation confronting dawn dusk equus evening fight fighting grass grassland herbivore horizontal image krueger kruger least mammal morning mpumalanga national natural nature night nightfall nobody park people plains portrait portraiture prairie quagga quarrel quarreling savanna savannah side south southern stand standing struggle struggling sunrise sunset tough toughness travel twilight two view violence violent wild wildlife zebra