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López-Lanús, B. 2000. Carduelis cucullatus aún sobrevive en Colombia. Boletín SAO 11: 89-91.
Red Siskin Initiative. 2015. Red Siskin Initiative. Available at: http://www.redsiskin.org/general/asset/file/37/Red_Siskin_Initiative.pdf. (Accessed: 9th September).
Robbins, M. B.; Braun, M. J.; Finch, D. W. 2003. Discovery of a population of the endangered Red Siskin (Carduelis cucullata) in Guyana. The Auk 120: 291-298.
Rodríguez, J. P.; Rojas-Suárez, F. 1995. Libro Rojo de la fauna Venezolana. Provita, Caracas.
SACC. 2005 and updates. A classification of the bird species of South America. Available at: https://www.museum.lsu.edu/~Remsen/SACCBaseline.htm.
Sibley, C.G.; Monroe, B.L. 1990. Distribution and Taxonomy of Birds of the World. Yale University Press, New Haven, USA.
Sibley, C.G.; Monroe, B.L. 1993. A supplement to 'Distribution and Taxonomy of Birds of the World'. Yale University Press, New Haven, USA.
South Rupununi Conservation Society (SRCS). 2008. Red Siskin Research Project: Study ecology, estimate population and ensure long-term protection of the red siskin (Carduelis cucullata). Report to the Conservation Leadership Program.
Stotz, D.F.; Fitzpatrick, J.W.; Parker, T.A.; Moskovits, D.K. 1996. Neotropical Birds: Ecology and Conservation. University of Chicago Press, Chicago.
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Recommended citation
BirdLife International (2024) Species factsheet: Red Siskin Spinus cucullatus. Downloaded from
https://datazone.birdlife.org/species/factsheet/red-siskin-spinus-cucullatus on 23/12/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from
https://datazone.birdlife.org/species/search on 23/12/2024.