EX
Spectacled Cormorant Phalacrocorax perspicillatus



References

Greenway, J. C. 1967. Extinct and vanishing birds of the world. Dover Publications, New York.

Livezey, B. C. 1992. Flightlessness in the Gal√°pagos Cormorant Compsohalieus [Nannopterum] harrisi: heterochrony, giantism and specialization. Zoological Journal of the Linnean Society 105: 155-224.

Siegel-Causey, D.; Lefevre, C.; Savinetskii, A. B. 1991. Historical diversity of cormorants and shags from Amchitka Island, Alaska. Condor 93: 840-852.

Further resources

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Recommended citation
BirdLife International (2019) Species factsheet: Phalacrocorax perspicillatus. Downloaded from http://www.birdlife.org on 18/08/2019. Recommended citation for factsheets for more than one species: BirdLife International (2019) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 18/08/2019.