Results 31 to 40 of about 224 (55)

Diagnóstico sobre a avifauna apreendida e entregue espontaneamente na Região Central do Rio Grande do Sul, Brasil [PDF]

open access: yes, 2010
The traffic of wildlife animals is an old practice and is defined as the removal of free animals to the trade market. In the present paper, we present data on the quantitative and qualitative surveys of caught and spontaneously handed in wild birds to ...
Araujo, Ana Claudia Bentancor   +4 more
core   +1 more source

Alta similaridade cariotípica na família Emberizidae (Aves: Passeriformes) [PDF]

open access: yes, 2009
No intuito de contribuir com o conhecimento da citogenética na família Emberizidae, foram amostradas na região rural pertencente ao município de Porto Nacional - Tocantins, oito espécies e analisadas citogeneticamente empregando a técnica de cultura ...
Correia, Analía del Valle Garnero, Vanessa Carolina de Sena   +5 more
core   +3 more sources

Biogeografia das aves das savanas sul americanas [PDF]

open access: yes, 2014
Dissertação (mestrado)—Universidade de Brasília, Instituto de Ciências Biológicas, Programa de Pós-graduação em Ecologia, 2014.Com o objetivo de entender a distribuição das espécies no planeta e considerando a clara observação de que a biodiversidade ...
Ribeiro, Vivian
core  

Taxonomia Alfa de Tangara Peruviana (Desmarest, 1805) e Tangara Preciosa (Cabanis, 1851) (Aves, Passeriformes, Emberizidae) [PDF]

open access: yes, 2021
Tangara peruviana and Tangara preciosa are rather similar taxa showing parapatric distribution along the Mata Atlântica areas of Southeastern and Southern Brazil, and have been thus treated as a single species with two subspecies throughout its history.
Alpino, Isa Gabardo   +4 more
core   +1 more source

Diversidad de aves presentes en dos formaciones vegetales de la reserva silvestre Concepcion de Maria [PDF]

open access: yes, 2017
El presente trabajo muestra los resultados obtenidos del análisis realizado en la Reserva Silvestre Privada Concepción de María en Dolores, Carazo a las especies de aves residentes y migratorias, estudiando su riqueza específica, rarefacción, equidad y ...
García Miranda, Belkin Mavir   +1 more
core  

Disease surveillance and risk factors affecting mortality of captive cirl buntings (Emberiza cirlus) in a translocation for conservation purposes [PDF]

open access: yes, 2021
Cirl buntings in the UK were translocated over a 5-year period by collecting chicks from the residual population, hand-rearing and releasing them at a site in Cornwall with the aim of establishing a second breeding population.
Carter, I   +11 more
core  

Estudio avifaunístico en la parroquia pucayacu, cantón La maná, provincia Cotopaxi [PDF]

open access: yes, 2016
This research is focused on the bird fauna at Pucayacu parish, Canton La Maná, Cotopaxi Province in order to make known the diversity of bird species that it is possible to found in this area.
Zurita Moscoso, Angel Israel
core  

AVIFAUNA NO CAMPUS DO CENTRO UNIVERSITÁRIO UNIVATES, LAJEADO, RIO GRANDE DO SUL, BRASIL [PDF]

open access: yes, 2014
Há espécies de aves que procuram ambientes preservados, outras, no entanto, adaptam-se a convivência com o ser humano. Estudos que inventariaram a diversidade de aves em áreas urbanas ganham espaço no meio científico uma vez que o progresso urbano pode ...
Bica, Jonas Bernardes   +4 more
core   +1 more source

The restoration of tropical seed dispersal networks [PDF]

open access: yes, 2015
Furtado, Rafael   +5 more
core   +1 more source

ON THE ADAPTIVE CHARACTERISTICS OF BIRD FLOCKS: SMALL BIRDS FORM MIXED FLOCKS [PDF]

open access: yes, 2018
· Mixed bird flocks are very diverse in size, number of species, habitats, and interactions between members, however there are few reports about which morphological characteristics of species lead to flocking behavior. We conducted a literature search in
Jaffe, Klaus   +2 more
core  

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