La Tour du Valat

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Juvenile Barn Swallows Hirundo rustica L. from late broods start autumn migration younger, fuel less effectively and show lower return rates than juveniles from early broods

Sari Raja-aho, Auteur ; Tapio Eeva, Auteur ; Petri Suorsa, Auteur ; Jari Valkama, Auteur ; Esa Lehikoinen, Auteur

Dans Ibis (159(4) 2017)

Long-distance migratory passerines may exhibit different post-fledging rearing times between their early and late broods due to limited time and energy resources. This could affect the migratory fuelling behaviour, condition and fitness of juven[...]

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