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Documents disponibles écrits par cet auteur (3)
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Article
Blanca Sarzo, Auteur ; Carmen Armero, Auteur ; David Conesa, Auteur ; Jonas Hentati-Sundberg, Auteur ; Olof Olsson, AuteurIn long-lived species, such as seabirds, immature survival is the most important life history parameter after adult survival. The assessment of immature survival has often been difficult due to extended periods in which young birds remain unobse[...]
Article
Martina Kadin, Auteur ; Olof Olsson, Auteur ; Jonas Hentati-Sundberg, Auteur ; Ebba Willerström Ehrning, Auteur ; Thorsten Blenckner, AuteurThe quantity and quality of food available within the foraging area set important constraints for chick-rearing birds, but responses to low quality are not well understood. This study explored the potential for parent birds to adjust quantity (f[...]
Article
Adam D. P. Cross, Auteur ; Jonas Hentati-Sundberg, Auteur ; Henrik Osterblom, Auteur ; Rona A. R. McGill, Auteur ; Robert W. Furness, AuteurThe presence of one of the largest colonies of House Martins in Europe on the small island of Stora Karlso, Sweden, led us to investigate the source of their food by analysis of stable isotopes of carbon and nitrogen. Carbon isotopic values of H[...]
