Costa's hummingbird (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Costa's hummingbird" in English language version.

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allaboutbirds.org

biodiversitylibrary.org

cites.org

doi.org

  • BirdLife International (2016). "Calypte costae". IUCN Red List of Threatened Species. 2016: e.T22688202A93187017. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688202A93187017.en. Retrieved 12 November 2021.
  • Huey, Laurence M. (1944). "A hybrid Costa's x Broad-tailed hummingbird" (PDF). The Auk. 61 (4): 636–637. doi:10.2307/4080185. JSTOR 4080185.
  • Woods, Robert S. (1922). "The development of young Costa hummingbirds" (PDF). The Condor. 24 (6): 189–193. doi:10.2307/1362578. JSTOR 1362578.

earthtouchnews.com

hummingbirds.net

iucnredlist.org

  • BirdLife International (2016). "Calypte costae". IUCN Red List of Threatened Species. 2016: e.T22688202A93187017. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688202A93187017.en. Retrieved 12 November 2021.
  • "The IUCN Red List of Threatened Species". IUCN Red List of Threatened Species.

jstor.org

oiseaux.net

unm.edu

sora.unm.edu

worldbirdnames.org