Ardea purpurea (Spanish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Ardea purpurea" in Spanish language version.

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archive.org

ardeola.org

arkive.org

bnf.fr

gallica.bnf.fr

books.google.com

doi.org

dx.doi.org

heronconservation.org

issn.org

portal.issn.org

iucnredlist.org

apiv3.iucnredlist.org

nih.gov

ncbi.nlm.nih.gov

ornitaxa.com

  • de By, Rolf A. «Cape Verde Purple Heron». Recent proposals for specifically distinct bird species: Herons. Bird Taxonomy for Birders. Archivado desde el original el 7 de agosto de 2020. Consultado el 2 de julio de 2016. 

unep-aewa.org

  • «AEWA Species». Agreement on the Conservation of African-Eurasian Migratory Waterbirds. Consultado el 23 de octubre de 2015. 

web.archive.org

worldbirdnames.org