cattle cows farming field grass graze grazing herd hillside lambs mixed ruminant ruminate sheep animal chew cow eating farm head hungry ranching ruminating straw hill rock landscape view Africa african antelope antelopes brown bush bushveld deer deers exterior fauna female free group herbivore image impala impalas kruger mammal mammals national natural nature orange outdoor outdoors outside park photo photograph picture red resource ruminants safari savannah scene somadjinn south stock tourism travel veld wild wilderness wildlife yellow Cervus elaphus England english game Great Britain Sussex