La Tour du Valat

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Population trends in British breeding birds

J.H. Marchant ; R. Hudson ; S.P. Carter ; P. Whittington | [S.l.] : British Trust for Ornithology BTO Tring | 1990

British Trust for Ornithology BTO Tring (GBR) 300p ill

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Age at first breeding of the African Penguin

P. Whittington, Auteur ; N. Klages, Auteur ; R. Crawford, Auteur ; A. Wolfaardt, Auteur ; J. Kemper, Auteur

Dans Ostrich (76(1-2) MAR 2005)

Re-sightings of African Penguins Spheniscus demersus flipper-banded as chicks were used to estimate the age of first breeding. Data from five breeding colonies in three regions were analysed: Ichaboe and Mercury islands, Namibia; Dassen and Robb[...]

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Dispersal and philopatry in Humboldt Penguins at a breeding colony off central Chile

A. Simeone, Auteur ; R. S. Wallace, Auteur ; P. Whittington, Auteur

Dans Journal of Ornithology (147(5, Suppl. 1) AUG 2006)

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High prevalence of avian malaria infection to avifauna at Cape Receife, Eastern Cape, South Africa

A. Schultz, Auteur ; P. Whittington, Auteur

Dans Ostrich (76(1-2) MAR 2005)

This investigation was undertaken during January and February 2004, to determine the epidemiological risk of avian malaria infection to seabirds at the proposed marine animal rehabilitation complex, to be sited at Cape Receife. Despite low numbe[...]

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