Sumatran woodpecker (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Sumatran woodpecker" in English language version.

refsWebsite

Global rank English rank

1iucnredlist.org

88^th place

160^th place

1worldbirdnames.org

1,007^th place

1,255^th place

iucnredlist.org

BirdLife International (2012). "Picus dedemi". IUCN Red List of Threatened Species. 2012. Retrieved 19 July 2021.

worldbirdnames.org

"Species Updates – IOC World Bird List". Retrieved 2021-06-13.