EN
Royal Sunangel Heliangelus regalis



References

Barnes, R.; Butchart, S.; Clay, R.; Davies, C.; Seddon, N. 1995. The conservation status of the Cordillera de Colán, northern Peru. Cotinga: 6-7.

Collar, N. J.; Gonzaga, L. P.; Krabbe, N.; Madroño Nieto, A.; Naranjo, L. G.; Parker, T. A.; Wege, D. C. 1992. Threatened birds of the Americas: the ICBP/IUCN Red Data Book. International Council for Bird Preservation, Cambridge, U.K.

Dauphiné, N.; Cooper, R. J.; Yagkuag, A. T. 2008. A new location and altitudinal range extension for Royal Sunangel Heliangelus regalis. Cotinga: 83-84.

Fjeldså, J.; Kessler, M. 1996. Conserving the biological diversity of Polylepis woodlands of the highland of Peru and Bolivia. NORDECO, Copenhagen.

Kessler, M.; Herzog, S. K. 1998. Conservation status in Bolivia of timberline habitats, elfin forest and their birds. Cotinga 10: 50-54.

Krabbe, N. 2009. Royal Sunangel Heliangelus regalis at Yankuam Lodge, Ecuador. Cotinga: 132.

Schulenberg, T. S.; Awbrey, K. 1997. The Cordillera del Cóndor region of Ecuador and Peru: a biological assessment. Conservation International, Washington, DC.

Seddon, N.; Barnes, R.; Butchart, S. H. M.; Davies, C. W. N.; Fernandez, M. 1996. Recent observations and notes on the ecology of the Royal Sunangel Heliangelus regalis. Bulletin of the British Ornithologists' Club 116: 46-49.

Further resources

Detailed species account from the Threatened birds of the Americas: the BirdLife International Red Data Book (BirdLife International 1992). Please note, taxonomic treatment and IUCN Red List category may have changed since publication.

Explore HBW Alive for further information on this species

Recuento detallado de la especie tomado del libro Aves Amenazadas de las Americas, Libro Rojo de BirdLife International (BirdLife International 1992). Nota: la taxonomoía y la categoría de la Lista Roja de la UICN pudo haber cambiado desde esta publicación.

Search for photos, videos and sounds of this species in the Internet Bird Collection.

Media resources

Recommended citation
BirdLife International (2019) Species factsheet: Heliangelus regalis. Downloaded from http://www.birdlife.org on 13/11/2019. Recommended citation for factsheets for more than one species: BirdLife International (2019) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 13/11/2019.