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Tail length correlates with fat stores in pre-migratory roosting Barn Swallows Hirundo rustica

D. Rubolini, Auteur ; M. Schiavi, Auteur

Dans Ardea (90(1) SPR 2002)

Elongated outer tail streamers in Barn Swallows may play a functional role during the feeding activity, by enhancing manoeuvrability. Here we focus on the relationship between tail length and fat stores in adult male and female Barn Swallows cap[...]

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