Red-naped sapsucker (English Wikipedia)

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

refsWebsite

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3doi.org

2^nd place

3books.google.com

3^rd place

2itis.gov

656^th place

1,126^th place

2allaboutbirds.org

6,096^th place

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2jstor.org

26^th place

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1iucnredlist.org

88^th place

160^th place

1unm.edu

2,007^th place

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1bsc-eoc.org

4,338^th place

6,262^nd place

1umt.edu

9,893^rd place

6,252^nd place

1birdweb.org

low place

allaboutbirds.org

"All About Birds: Red-naped Sapsucker Identification". Cornell Lab of Ornithology. Retrieved 8 May 2013.
"All About Birds: Red-naped Sapsucker Life History". Cornell Lab of Ornithology. Retrieved 8 May 2013.

birdweb.org

"Red-naped Sapsucker". Bird-Web. Retrieved 5 December 2011.

books.google.com

Dunn, Jon L.; Alderfer, Jonathan (2011). National Geographic Field Guide to the Birds of North America (6th ed.). Washington, D. C., USA: National Geographic. p. 316. ISBN 978-1-4262-0828-7.
Beedy, Edward C.; Pandolfino, Edward R. (2013). Birds of the Sierra Nevada: Their Natural History, Status and Distribution. Berkeley, CA, USA: University of California Press. p. 193. ISBN 978-0-520-27493-8.
Kricher, John; Morrison, Gordon (1993). California and Pacific Northwest Forests. New York, NY, USA: Houghton Mifflin. p. 104. ISBN 978-0-395-92896-7.

bsc-eoc.org

avibase.bsc-eoc.org

"Red-naped Sapsucker (Sphyrapicus nuchalis)". Avibase: The World Bird Database. Retrieved 2 May 2013.

doi.org

BirdLife International (2018). "Sphyrapicus nuchalis". IUCN Red List of Threatened Species. 2018: e.T22680871A130036052. doi:10.2305/IUCN.UK.2018-2.RLTS.T22680871A130036052.en. Retrieved 12 November 2021.
Johnson, Ned K.; Zink, Robert M. (October 1983). "Speciation in Sapsuckers (Sphyrapicus): Genetic Differentiation" (PDF). The Auk. 100 (4): 871–884. doi:10.1093/auk/100.4.871.
Tobalske, Bret (May 1992). "Evaluating habitat sustainability using relative abundance and fledging success of Red-naped Sapuckers". The Condor. 94 (2): 550–553. doi:10.2307/1369234. JSTOR 1369234.

itis.gov

"ITIS Report: Sphyrapicus". Integrated Taxonomic Information System. Retrieved 1 May 2013.
"ITIS Report: Sphyrapicus nuchalis". Integrated Taxonomic Information System. Retrieved 1 May 2013.

iucnredlist.org

BirdLife International (2018). "Sphyrapicus nuchalis". IUCN Red List of Threatened Species. 2018: e.T22680871A130036052. doi:10.2305/IUCN.UK.2018-2.RLTS.T22680871A130036052.en. Retrieved 12 November 2021.

jstor.org

Tobalske, Bret (May 1992). "Evaluating habitat sustainability using relative abundance and fledging success of Red-naped Sapuckers". The Condor. 94 (2): 550–553. doi:10.2307/1369234. JSTOR 1369234.
Daily, Gretchen (December 1993). "Heartwood Decay and Vertical Distribution of Red-Naped Sapsucker Nest Cavities". The Wilson Bulletin. 105 (4): 674–679. JSTOR 4163359.

umt.edu

scholarworks.umt.edu

Tobalske, Bret (May 1992). "Evaluating habitat sustainability using relative abundance and fledging success of Red-naped Sapuckers". The Condor. 94 (2): 550–553. doi:10.2307/1369234. JSTOR 1369234.

unm.edu

sora.unm.edu

Johnson, Ned K.; Zink, Robert M. (October 1983). "Speciation in Sapsuckers (Sphyrapicus): Genetic Differentiation" (PDF). The Auk. 100 (4): 871–884. doi:10.1093/auk/100.4.871.