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First documented case of Tawny Pipit Anthus campestris nest parasitism by common cuckoo Cuculus canorus in Spanish steppes

Adrián Barrero, Auteur ; Julia Gómez-Catasús, Auteur ; Daniel Bustillo-De La Rosa, Auteur ; Juan Traba, Auteur ; Julia Zurdo, Auteur ; Margarita Reverter, Auteur

Dans Rivista Italiana di Ornitologia (92(2) December, 2022)

Interspecific brood or nest parasitism is a relatively common breeding behavior in birds. Through this reproductive tactic, brood-parasites avoid the costs associated with raising and maintaining chicks by laying their eggs in the nests of the h[...]

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Article

Vocal activity rate index: a useful method to infer terrestrial bird abundance with acoustic monitoring

Cristian Pérez‐Granados, Auteur ; Gerard Bota, Auteur ; David Giralt, Auteur ; Adrián Barrero, Auteur ; Julia Gómez‐Catasús, Auteur ; Daniel Bustillo-De La Rosa, Auteur ; Juan Traba, Auteur

Dans Ibis (161(4) 2019)

Autonomous recording units have been widely used in a large number of bird studies in recent years, but challenges remain in estimating abundance based on acoustic monitoring. We tested whether vocal activity rate index (VAR; the number of songs[...]

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