gelada baboon theropithecus gelada eating the stag beetle

africa african animal animals baboon baboons beetle beetles bleeding cercopithecidae cercopithecinae cervus close coleoptera eat eating eritrea ethiopia ethiopian fauna food gelada head heart highlands insect insecta life lucanidae lucaninae lucanus mammal mammalia mammals monkey monkeys mountain mountains natural nature old one papionini portrait primate primates semien stag theropithecus victim wild wildlife world zoo