"Actually, this is typical behavior for large Anatidae," says dedicated birdwatcher Lin Chin-hsiung, who finds this story entirely believable--the larger birds are, he says, the more faithful they are in their friendships and their marital relations.
「實際上，大型雁鴨的生態就是如此」，投入許多時間賞鳥的林金雄說越大型的鳥越念舊，婚姻關係越單純，這故事應該不假。