La Tour du Valat

Article

Foraging behavior of Cerulean Warblers during the breeding and non-breeding seasons: evidence for the breeding currency hypothesis

Felicity L. Newell, Auteur ; Tiffany-Ahren Beachy, Auteur ; Amanda D. Rodewald, Auteur ; Carlos G. Rengifo, Auteur ; Ian J. Ausprey, Auteur ; Paul G. Rodewald, Auteur

Dans Journal of Field Ornithology (85(3) SEP 2014)

Birds require additional resources for raising young, and the breeding currency hypothesis predicts that insectivorous species exploit large soft-bodied prey during the breeding season, but shift to small, likely hard-bodied, prey during the non[...]

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Article

Foraging behavior of migrant warblers in mixed-species flocks in Venezuelan shade coffee: interspecific differences, tree species selection, and effects of drought

Felicity L. Newell, Auteur ; Tiffany-Ahren Beachy, Auteur ; Amanda D. Rodewald, Auteur ; Carlos G. Rengifo, Auteur ; Ian J. Ausprey, Auteur ; Paul G. Rodewald, Auteur

Dans Journal of Field Ornithology (85(2) JUN 2014)

Shade coffee has been identified as an important habitat for Nearctic-Neotropical migrants during the non-breeding season, including species of conservation concern such as Cerulean Warblers (Setophaga cerulea). To better understand habitat feat[...]

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