Red-billed oxpecker (Buphagus erythrorhynchus) on a Cape buffalo (Syncerus caffer), Ngorongoro Crater, Tanzania, East Africa, Africa

travel destination photography horizontal colour image day outdoors red billed oxpecker buphagus erythrorhynchus cape buffalo syncerus caffer ngorongoro crater tanzania east africa africa animal themes wildlife animals in the wild two animals front view head and shoulders portrait looking at camera close up eye closed symbiotic relationship bird no people colour color image color outside tourist destination travel close up close up view nobody no one no one eye contact