Trios of brown skuas at Bird Island, South Georgia: incidence and composition

• Main Author: Phillips, Richard A.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: Cooper Ornithological Society 2002
• Subjects: Zoology; Ecology and Environment; Bird Island
• Online Access: http://nora.nerc.ac.uk/id/eprint/13646/; http://www.bioone.org/doi/abs/10.1650/0010-5422(2002)104%5B0694%3ATOBSAB%5D2.0.CO%3B2

Cooperative breeding is unusual in seabirds, but recorded in varying proportions in Brown Skuas (Stercorarius [= Catharacta] lonnbergi). With no evidence for kin selection or delayed dispersal, nor for any reproductive advantage. the reason for its occurrence in skuas is uncertain. This study descri...