Results 11 to 20 of about 353 (90)

Breeding biology of the endangered Yellow Cardinal Gubernatrix cristata in Brazil [PDF]

open access: yesRevista Brasileira de Ornitologia, 2019
AbstractThe Yellow Cardinal,Gubernatrix cristata, has a small geographic range in Brazil, Uruguay, and Argentina. We studied the natural history of the only known Brazilian population of this “Endangered” species (∼50 individuals), which is socially monogamous and may breed cooperatively.
Christian Beier   +1 more
openaire   +3 more sources

Cooperative breeding and demography of Yellow Cardinal Gubernatrix cristata in Brazil

open access: yesRevista Brasileira de Ornitologia, 2017
We studied demography, territoriality and social system of the Brazilian population of Yellow Cardinal, Gubernatrix cristata . The study was conducted in the municipality of Barra do Quarai, western Rio Grande do Sul, Brazil, during two breeding seasons (October to February, 2013–2015).
Christian Beier   +4 more
openaire   +3 more sources

Genetic structure reveals management units for the yellow cardinal (Gubernatrix cristata), endangered by habitat loss and illegal trapping

open access: yesConservation Genetics, 2017
The yellow cardinal, Gubernatrix cristata, is an endangered passerine from southern South America. Populations are declining due to the loss of their natural habitat, which has caused a fragmented distribution, and the continuous extraction of individuals from the wild, mainly males, to sell them as cage birds.
Marisol Domínguez   +5 more
openaire   +5 more sources

Population Monitoring of the Red Junglefowl Based on Acoustic Signal Recognition Technology. [PDF]

open access: yesEcol Evol
ABSTRACT Vocalisation is a crucial means of communication for birds and plays a key role in survival and reproductive success. Individual differences in songs have been used for identification in many animals, but few studies have integrated song individuality into wildlife population monitoring.
Hao P, Jiang X, Rao X, Liang W, Zhang Y.
europepmc   +2 more sources

Publication and use of genetic tools in conservation management applications—A systematic review

open access: yesJournal of Applied Ecology, Volume 60, Issue 8, Page 1522-1536, August 2023., 2023
Conservation genetics tools must be brought to the forefront of conservation policy and management. Users should support the use of systems and accessible databases to increase the uptake of genetics tools for conservation in applied management decisions for wildlife, reducing barriers to disseminating the results to other end users and interested ...
Kevin Tkach, Maggie J. Watson
wiley   +1 more source

Inventario de avifauna del norte de Entre Ríos, Argentina: registros notables y perspectivas de conservación [PDF]

open access: yes, 2018
Biodiversity inventories remain fundamental tools for biodiversity conservation. Neotropical biota has poor faunal inventories. In Argentina, the avifauna of the province of Entre Ríos is still not well known.
Dardanelli, Sebastián   +2 more
core   +2 more sources

Poaching and illegal wildlife trade in western Argentina [PDF]

open access: yes, 2022
Human-wildlife interactions, poaching and illegal wildlife trade in particular, are among the major threats to biodiversity around the world, causing species and population extinctions, zoonotic diseases dissemination, and exotic species invasions, among
Becerra, Sofía   +2 more
core   +1 more source

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

open access: yesIbis, 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 Cardinal Gubernatrix cristata are now patchily distributed in the southern South American thorny shrubland ...
Marisol Domínguez   +2 more
openaire   +2 more sources

An annotated checklist of birds of Paraje Tres Cerros, Corrientes province, Argentina [PDF]

open access: yes, 2021
We provide an updated checklist of birds of a unique landscape in northeastern Argentina, which is characterized by three isolated, rocky outcrops and their surrounding agroecosystem.
Cajade, Rodrigo   +4 more
core   +3 more sources

Impact of Shiny Cowbird and botfly parasitism on the reproductive success of the globally endangered Yellow CardinalGubernatrix cristata [PDF]

open access: yesBird Conservation International, 2014
SummaryThe Yellow CardinalGubernatrix cristatais a globally endangered passerine endemic to southern South America. Although the conservation status of this species is alarming, there is no information about factors that affect its reproductive success. We studied the breeding biology of a Yellow Cardinal population in Corrientes province in north-east
Dominguez, Marisol   +2 more
openaire   +2 more sources

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