African Buffalo (syncerus caffer), Red-billed Oxpecker (buphagus erythrorhynchus), Masai Mara, Kenya, Afrika

african afrika buffalo kenya mara masai massai national oxpecker red red billed reserve animal animals billed bird birds buphagus caffer dirty erythrorhynchus hooved horn horns mammal mammals muddy nature portrait portraits symbiosis syncerus ungulate ungulates wild