Wiktionary
scaly-sided merganser
alt. ''Mergus squamatus'', an endangered species of merganser found in eastern Asia n. ''Mergus squamatus'', an endangered species of merganser found in eastern Asia
Wikipedia
Scaly-sided merganser
The scaly-sided merganser or Chinese merganser (Mergus squamatus) is an endangered typical merganser ( genus Mergus). It lives in temperate East Asia, breeding in the north and wintering in the south.