Red-breasted sapsucker (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Red-breasted sapsucker" in English language version.

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387^th place

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88^th place

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1,007^th place

1,255^th place

2^nd place

low place

archive.org

Gmelin, Johann Friedrich (1788). Systema naturae per regna tria naturae : secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis (in Latin). Vol. 1, Part 1 (13th ed.). Lipsiae [Leipzig]: Georg. Emanuel. Beer. p. 429.
Latham, John (1782). A General Synopsis of Birds. Vol. 1, Part 2. London: Printed for Leigh and Sotheby. pp. 562–563, No. 9.
Peters, James Lee, ed. (1948). Check-List of Birds of the World. Vol. 6. Cambridge, Massachusetts: Harvard University Press. p. 168.
Baird, Spencer F. (1858). Reports of explorations and surveys to ascertain the most practical and economical route for a railroad from the Mississippi River to the Pacific Ocean made under the direction of the secretary of war in 1853-1856. Vol. 9 Birds. Washington: Beverly Tucker, printer. pp. xviii, xxviii, 80, 101.

Walters, E.L.; Miller, E.H.; Lowther, P.E. (2020). Poole, A.F. (ed.). "Red-breasted Sapsucker (Sphyrapicus ruber), version 1.0". Birds of the World. Ithaca, NY, USA: Cornell Lab of Ornithology. doi:10.2173/bow.rebsap.01.

BirdLife International (2018). "Sphyrapicus ruber". IUCN Red List of Threatened Species. 2018: e.T22680874A130036416. Retrieved 12 November 2021.

Gill, Frank; Donsker, David; Rasmussen, Pamela, eds. (January 2023). "Woodpeckers". IOC World Bird List Version 13.1. International Ornithologists' Union. Retrieved 18 February 2023.