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Article

A case of aberrant post-breeding moult coinciding with nest desertion in a female Common Tern

Alexander Braasch, Auteur ; German O. Garcia, Auteur

Dans British Birds (105(3) MAR 2012)

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Post-fledging body mass as a determinant of subadult survival in Common Terns Sterna hirundo

Alexander Braasch, Auteur ; Carmen Schauroth, Auteur ; Peter H. Becker, Auteur

Dans Journal of Ornithology (150(2) APR 2009)

Once a bird has fledged it becomes hardly accessible for researchers and consequently knowledge about post-fledging ontogeny is scarce. In this study on juvenile Common Terns (Sterna hirundo) we used an automated transponder-based detection and [...]

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Taking the stress out of blood collection: comparison of field blood-sampling techniques for analysis of baseline corticosterone

Jennifer M. Arnold, Auteur ; Stephen A. Oswald, Auteur ; Christian C. Voigt, Auteur ; Rupert Palme, Auteur ; Alexander Braasch, Auteur ; Christina Bauch, Auteur ; Peter H. Becker, Auteur

Dans Journal of Avian Biology (39(5) SEP 2008)

Many ecological studies use stress hormones to assess the condition, health or disturbance levels of wild organisms. Common blood sampling protocols for this research involve trapping individuals and taking blood within three minutes to obtain a[...]

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