La Tour du Valat

Article

Family ties in a neotropical cooperative breeder: within-group relatedness and fine-scale genetic structure in the greyish Baywing (Agelaioides badius)

Juan Manuel Rojas Ripari, Auteur ; Leonardo Campagna, Auteur ; Bettina Mahler, Auteur ; Irby Lovette, Auteur ; Juan Carlos Reboreda, Auteur ; María Cecilia De Mársico, Auteur

Dans Ibis (165(2) February, 2023)

Cooperative breeding is a reproductive system in which one or more adults (helpers) assist others in rearing their offspring. Cooperative breeding occurs in 9% of birds, encompassing remarkable variation in mating systems and patterns of social [...]

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Article

Brood parasitism leads to zero recruitment in the globally endangered Yellow Cardinal Gubernatrix cristata

Melina Atencio, Auteur ; Juan Carlos Reboreda, Auteur ; Bettina Mahler, Auteur

Dans Bird Conservation International (32(1) March, 2022)

The Yellow Cardinal Gubernatrix cristata is an ‘Endangered’ passerine from southern South America. For the past three years a management plan for Yellow Cardinals has been implemented in Argentina, in which rescued individuals from the illegal c[...]

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Article

Incubating Upland Goose (Chloephaga picta) differential response to livestock, human, and predator nest disturbance

Natalia A. Cossa, Auteur ; Laura Fasola, Auteur ; Ignacio Roesler, Auteur ; Juan Carlos Reboreda, Auteur

Dans Wilson Journal of Ornithology (The) (130(3) September, 2018)

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Article

Ruddy-headed Goose Chloephaga rubidiceps: former plague and present protected species on the edge of extinction

Natalia A. Cossa, Auteur ; Laura Fasola, Auteur ; Ignacio Roesler, Auteur ; Juan Carlos Reboreda, Auteur

Dans Bird Conservation International (27(2) June 2017)

The Ruddy-headed Goose Chloephaga rubidiceps has two separate and genetically distinct populations, one sedentary that inhabits the Malvinas/Falklands Islands and another migratory, which inhabits continental southern South America. New informat[...]

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Article

Ruddy-headed Goose Chloephaga rubidiceps: former plague and present protected species on the edge of extinction

Natalia A. Cossa, Auteur ; Laura Fasola, Auteur ; Ignacio Roesler, Auteur ; Juan Carlos Reboreda, Auteur

Dans Bird Conservation International (27(2) June 2017)

Summary The Ruddy-headed Goose Chloephaga rubidiceps has two separate and genetically distinct populations, one sedentary that inhabits the Malvinas/Falklands Islands and another migratory, which inhabits continental southern South America. New [...]

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Article

Effects of fragmentation and hybridization on geographical patterns of song variation in the endangered Yellow Cardinal Gubernatrix cristata

Marisol Domínguez, Auteur ; Juan Carlos Reboreda, Auteur ; Bettina Mahler, Auteur

Dans Ibis (158(4) October 2016)

The song learning process may lead to small-scale geographical variation in vocalizations of oscine birds. This variation can be further enhanced by the effects of habitat fragmentation or hybridization. Populations of the endangered Yellow Card[...]

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Article

Breeding biology of the White-rumped Swallow Tachycineta leucorrhoa in Buenos Aires Province, Argentina

Viviana Massoni, Auteur ; Florencia Bulit, Auteur ; Juan Carlos Reboreda, Auteur

Dans Ibis (149(1) JAN 2007)

We conducted a study of the breeding biology of the White-rumped Swallow Tachycineta leucorrhoa nesting in nestboxes in a flat, farming landscape in Buenos Aires Province, Argentina. White-rumped Swallow nesting attempts were detected from the e[...]

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