黄顶夜鹭 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "黄顶夜鹭" in Chinese language version.

refsWebsite

Global rank Chinese rank

1iucnredlist.org

88^th place

102^nd place

iucnredlist.org

apiv3.iucnredlist.org

BirdLife International. Nyctanassa violacea. The IUCN Red List of Threatened Species 2016. [1 October 2016]. 数据库資料包含說明此物種被編入無危級別的原因