Results 11 to 20 of about 1,040,966 (256)

Isospora bocamontensis (Protozoa: Apicomplexa) in captive yellow cardinal Gubernatrix cristata (Passeriformes: Emberezidae) [PDF]

open access: yesPesquisa Veterinaria Brasileira, 2013
The yellow cardinal (Gubernatrix cristata) is a passerine found in southern Brazil, especially along the border with Uruguay and Argentina. It is an endangered species and its population is decreasing.
Larissa Quinto Pereira   +5 more
exaly   +7 more sources

Karyotype Organization of the Endangered Species Yellow Cardinal (Gubernatrix cristata) [PDF]

open access: yesDna, 2021
Karyotypic analyses have several applications in studies of chromosome organization, evolution, and cytotaxonomy. They are also essential to genome assembly projects. Here, we present for the first time the karyotype description of the endangered species
Ivanete O Furo   +2 more
exaly   +3 more sources

Quantifying germination cardinal temperatures of ten forage legumes using non-linear regression models [PDF]

open access: yesFrontiers in Plant Science
IntroductionForage legumes play a pivotal role in livestock production, environmental protection, sustainable cropping systems, and various industrial applications.
Mengyao Shi   +12 more
doaj   +3 more sources

Range contraction and conservation of the endangered Yellow Cardinal

open access: yesJournal for Nature Conservation, 2019
The Yellow Cardinal (Gubernatrix cristata) is distributed in Argentina, Uruguay and Brazil, inhabiting environments of xerophytic woodland and savannah; it is considered globally Endangered since 1994.
Juan A Sarquis   +2 more
exaly   +4 more sources

Identification of dialects and individuals of globally threatened yellow cardinals using neural networks

open access: yesEcological Informatics, 2023
Audio-based analysis of bird songs has proven to be a valuable practice for the growth of knowledge in the fields of ethology and ecology. In recent years, machine learning techniques applied to audio field recordings of bird calls have yielded ...
Juan C. Reboreda   +2 more
exaly   +4 more sources

Hybridization between Yellow-billed Cardinal Paroaria capitata and Red-crested Cardinal P. coronata in southern Argentina [PDF]

open access: yesRevista Brasileira De Ornitologia, 2019
The genus Paroaria is a group of conspicuous songbirds widely distributed in South America that has been studied recently to delimit its species and establish their phylogenetic relationships.
Luciano Segura
exaly   +5 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/mate system of the Brazilian population of Yellow Cardinal ( Gubernatrix cristata ). The study was conducted in the municipality of Barra do Quaraí, western Rio Grande do Sul, Brazil, during two breeding ...
Carla Suertegaray Fontana   +2 more
exaly   +3 more sources

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

open access: yesRevista Brasileira De Ornitologia, 2019
The 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
Carla Suertegaray Fontana   +1 more
exaly   +3 more sources

The lack of males due to illegal trapping is causing polygyny in the globally endangered Yellow Cardinal Gubernatrix cristata [PDF]

open access: yesRevista Brasileira De Ornitologia, 2019
We present breeding data from the southernmost populations of the globally “Endangered” Yellow Cardinal Gubernatrix cristata in Argentina, confirming the presence of current breeding populations in the region.
Luciano Segura
exaly   +5 more sources

Long read genome unravels MHC I genomic architecture, evolution, and diversity loss in Gubernatrix cristata [PDF]

open access: yesiScience
Summary: The major histocompatibility complex (MHC) genes are vital for the adaptive immune response in vertebrates and are widely used in conservation genetics to represent adaptive variation.
Marisol Domínguez   +6 more
doaj   +3 more sources

Home - About - Disclaimer - Privacy