Nkebi ahịrịokwu 1: Merganser Brazil (Mergus octosetaceus'') bụ ọbọgwụ n'ime ụdị ụdị merganser. Nkebi ahịrịokwu nke 2: Merganser Brazil (Mergus octosetaceus'') bụ ọbọgwụ n'ụdị Merganian. Ajụjụ: Ọ̀ bụ otu ihe ka ahịrịokwu nke mbụ na nke abụọ pụtara? Ee ma ọ bụ Ee e?
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