A shoal of porpoises are well on the feed.一群海豚正在吞食.In 1928 some porpoises were photographed working like beavers to push ashore a waterlogged mattress.1928年有人把这些海豚象海狸那样把一床浸泡了水的褥垫推上岸时的情景拍摄了下来.There has long been a superst...
你可以看到他们脸上的彩虹色。You can see the iridescence on their faces.黑色素翅膀和彩虹色翅膀的代价与上面却完全不同.The costs of melanin - based plumage and iridescence are clearly different from this.因为在我的电脑显出是彩虹色的, 很多彩的色泽.Because in my computer the line ...