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del Hoyo, J.; Elliot, A.; Sargatal, J. 1992. Handbook of the Birds of the World, vol. 1: Ostrich to Ducks. Lynx Edicions, Barcelona, Spain. Hinke, J. T.; Salwicka, K.; Trivelpiece, S. G.; Watters, G. M.; Trivelpiece, W. Z. 2007. Divergent responses of Pygoscelis penguins reveal a common environmental drive. Oecologia 153: 845-855. IUCN. 2012. IUCN Red List of Threatened Species (ver. 2012.1). Available at: http://www.iucnredlist.org. (Accessed: 19 June 2012). Sander, M.; Balbao, T. C.; Polito, M. J.; Costa, E. S.; Carneiro, A. P. B. 2007. Recent decrease in Chinstrap Penguin (Pygoscelis antarctica) populations at two of Admiralty Bay's islets on King George Island, South Shetland Islands, Antarctica. Polar Biology 30: 659-661. |
| Citation: | BirdLife International 2012. Pygoscelis antarcticus. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 20 May 2013. |
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