By observing and describing the anatomical trait of bald coot's digestive apparatus, and comparing with water-fowl, grouse pheasant and so on, this paper discover that bald coot has no thv element bursa as waterfowl.
通过观察描述骨项鸡消化系统各器官的解剖学特点,并与水禽、松鸡、雉鸡等的消化器官进行比较,发现与水禽相似,骨项鸡无嗉囊。
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