Results 221 to 230 of about 89,790 (255)

Range contraction and conservation of the endangered Yellow Cardinal

Journal for Nature Conservation, 2019
Fil: Reales, Cesar Fabricio. Provincia de Entre Rios. Centro de Investigaciones Cientificas y Transferencia de Tecnologia a la Produccion. Universidad Autonoma de Entre Rios. Centro de Investigaciones Cientificas y Transferencia de Tecnologia a la Produccion. Consejo Nacional de Investigaciones Cientificas y Tecnicas.
Fabricio Reales   +3 more
openaire   +4 more sources

Genetic assignment and monitoring of yellow cardinals

The Journal of Wildlife Management, 2019
ABSTRACTThe yellow cardinal (Gubernatrix cristata) is a passerine bird endemic to southern South America. At present, the species is threatened with extinction, in part because of the capture of wild birds to supply the illegal caged‐bird market. Previous genetic evidence supports the existence of 3 management units for the species in Argentina, where ...
Dominguez, Marisol   +4 more
openaire   +4 more sources

Family group structure of the endangered Yellow Cardinal (Gubernatrix cristata)

Avian Biology Research, 2023
The monogamous mating system, where a male and a female constitute the reproductive unit and share the parental care, predominates among bird reproductive strategies. However, there are also other mating systems with diverse parental care roles which may have implications for population breeding success and be relevant for their management and ...
María Emilia Rebollo   +11 more
openaire   +1 more source

Yellow Cardinal (Gubernatrix cristata) males respond more strongly to local than to foreign dialects

Ibis, 2023
Bird song is a culturally transmitted behavioural trait strongly tied to territory defence and mate attraction in oscine passerines. Divergent song variations can appear in different populations of the same species as a consequence of multiple factors generating geographically distinct songs also termed dialects. Most studies show that males react more
Pablo Andrés Fracas   +3 more
openaire   +2 more sources

Behavioural responses are associated with mortality and mobility after reintroduction in the endangered Yellow Cardinal

Ibis, 2023
Reintroductions are an important management tool for the conservation of threatened species. Personality or temperament of individuals is likely to influence survival in the reintroduction success of released individuals. We studied behavioural traits related to personality in the globally endangered Yellow Cardinal Gubernatrix cristata and analysed ...
Melina Atencio   +2 more
openaire   +2 more sources

Seed preferences suggest a high vulnerability of the Yellow Cardinal (Gubernatrix cristata) to habitat degradation in Argentina

Emu - Austral Ornithology, 2022
The Yellow Cardinal is a globally endangered species endemic of southern South America. Knowledge of its general biology has increased in recent years, but its feeding ecology is less well-known. Assessing the feeding ecology of endangered species imposes ethical dilemmas, and we therefore took advantage of Yellow Cardinals rescued by rangers from ...
Marone, Luis, Camín, Sergio Ramón
openaire   +2 more sources

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

Bird Conservation International, 2020
SummaryThe Yellow CardinalGubernatrix cristatais 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 cage bird trade were released back into suitable habitats within their population of origin.
MELINA ATENCIO   +2 more
openaire   +1 more source

Genetic diversity in captive Yellow Cardinals (Gubernatrix cristata) from Southern Brazil: implications for the management and conservation of an endangered species

Journal of Ornithology, 2021
Yellow Cardinal is an Endangered Species. Its populations are in constant decline due to habitat reduction and loss and illegal capture. There are approximately 50 free-living animals in the south of Brazil (state of Rio Grande do Sul), but estimates indicate more than 1000 in captivity.
Sandra Eloisa Bülau   +3 more
openaire   +1 more source

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