标签: flightavian

种类: 日期 | 标题 | 观看次数 | | 随机的 升序
看法:

The eastern Australian waterbird survey is a white-knuckle flight of avian accounting

97 观看次数0 评论

“Two-hundred pelicans breeding, 20 whiskered terns, 100 grey teal, 30 black swans, one little pied cormorant …” Richard Kingsford, a veteran ecologist, is rattling off the waterbirds he’s spotting below. He clutches h...