cows goat on burr marigold field at ngorongoro crater. big land in green yellow in arusha, tanzania, africa

africa african agriculture area arusha beauty bidens burr caldera conservation cow crater cultivation decoration east ecology environment field flora flower freshness garden goat grassland green growing heritage highlands inactive intact marigold meadow natural nature ngorongoro outdoor plant region serra spring stickseeds tanzania tanzanian tickseed unfilled volcanic volcano wild wilderness wildflower world yellow