He describes male birds of paradise with their exotic plumage lekking ( displaying ) to attract mates & and also the New Guinea tribesmen who collect their feathers as a symbol of status .
他描述雄性极乐鸟用它们异国风情的羽毛吸引异性，还描写新几内亚部落男子收集它们的羽毛作为地位的象征。
lekking