Campephilus principalis: Diferenzas entre revisións
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Liña 31:
{{wikispecies|Campephilus imperialis}}
=== Bibliografía ===
*Audubon, John James LaForest (1835–38): [http://www.abirdshome.com/Audubon/VolIV/00426.html The Ivory-billed Woodpecker]. ''In: Birds of America'' '''4'''. ISBN 0-8109-2061-1 (H. N. Abrams,
*Farrand, John & '''Bull''', John, The Audubon Society Field Guide to North American Birds, Eastern Region, National Audubon Society (1977)
* [[Tim Gallagher|Gallagher, Tim W.]] (2005): ''The Grail Bird: Hot on the Trail of the Ivory-Billed Woodpecker'' Houghton Mifflin, Boston. ISBN 0-618-45693-7
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