Whooper swan (Simple English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Whooper swan" in Simple English language version.

refsWebsite

Global rank Simple English rank

2web.archive.org

1^st place

1^st place

1iucnredlist.org

88^th place

66^th place

1uni-goettingen.de

2,594^th place

7,546^th place

5,313^th place

2,146^th place

1theswansanctuary.org.uk

low place

low place

2,179^th place

1,966^th place

arkive.org

Whooper swan (Cygnus cygnus) Archived 2013-06-17 at the Wayback Machine ARKive

birdlife.org

Whooper Swan Cygnus cygnus Archived 2013-11-10 at the Wayback Machine BirdLife International

iucnredlist.org

BirdLife International (2012). "Cygnus cygnus". IUCN Red List of Threatened Species. 2012. Retrieved 26 November 2013.old-form url

theswansanctuary.org.uk

A Whooper Swan^{[permanent dead link]} The Swan Sanctuary

uni-goettingen.de

gdz.sub.uni-goettingen.de

Willughby, Francis (1676). Ornithologiae libri tres [Ornithology, Book Three] (in Latin). London: John Martyn.

web.archive.org

Whooper swan (Cygnus cygnus) Archived 2013-06-17 at the Wayback Machine ARKive
Whooper Swan Cygnus cygnus Archived 2013-11-10 at the Wayback Machine BirdLife International