La Tour du Valat

Article

Flight muscle shape reliably predicts flight muscle mass of migratory songbirds: a new tool for field ornithologists

Ulf Bauchinger, Auteur ; Scott R. McWilliams, Auteur ; Harald Kolb, Auteur ; Vladimir M. Popenko, Auteur ; Edwin R. Price, Auteur ; Herbert Biebach, Auteur

Dans Journal of Ornithology (152(2) APR 2011)

The pectoral muscle is the biggest organ within a passerine bird. It provides flight locomotion and is known to act as a protein source during periods with increased protein demands or decreased protein availability. The mass of the flight muscl[...]

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Article

Migration speeds among eleven species of long-distance migrating passerines across Europe, the desert and eastern Africa

Elizabeth Yohannes, Auteur ; Herbert Biebach, Auteur ; Gerhard Nikolaus, Auteur ; David J. Pearson, Auteur

Dans Journal of Avian Biology (40(2) MAR 2009)

Based on phenology, passage and median dates gathered from large number of study sites, we measured autumn and spring migration speeds of eleven long distance migratory passerines in four different ecogeographic sectors: Europe, desert, north-ea[...]

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Article

Migration strategies and body mass variation of the red-backed shrike (Lanius collurio) along the eastern migration routes.

Elizabeth Yohannes, Auteur ; John Ash, Auteur ; Neil Baker, Auteur ; Liz Baker, Auteur ; Gerhard Nikolaus, Auteur ; David Pearson, Auteur ; Herbert Biebach, Auteur

Dans Vogelwarte (42(1-2) Juli 2003)

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Article

Passerine migration strategies and body mass variation along geographic sectors across East Africa, the Middle East and the Arabian Peninsula

Elizabeth Yohannes, Auteur ; Herbert Biebach, Auteur ; Gerhard Nikolaus, Auteur ; David J. Pearson, Auteur

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

Using the body mass estimates of 12 long-distance migrating Palearctic passerine species monitored at successive sites across the Eastern Africa flyway, we tested whether birds modulate their body mass according to specific seasonal demands acro[...]

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Article

The relationship of organ mass to body mass: Phenotypic flexibility of

Ulf Bauchinger, Auteur ; Herbert Biebach, Auteur

Dans Vogelwarte (42(1-2) Juli 2003)

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Article

Respiratory water loss during flight.

Sophia Engel, Auteur ; Roderick A. Suthers, Auteur ; Herbert Biebach, Auteur

Dans Vogelwarte (42(1-2) Juli 2003)

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Article

Stable isotope analysis of feathers to identify autumn stopover sites in northeast Africa: A preliminary investigation using three long distant migrants.

Elizabeth Yohannes, Auteur ; David J. Pearson, Auteur ; Keith A. Hobson, Auteur ; Herbert Biebach, Auteur

Dans Vogelwarte (42(1-2) Juli 2003)

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