Results 91 to 100 of about 7,832 (161)

Avifauna: monitoreo como indicador de restauración con núcleo de estacas y plántulas en Zapatoca (Santander, Colombia).

open access: yesActa Biológica Colombiana
El proyecto Reforestation in the Serranía de Los Yariguies of the Colombian Andes estableció 244 núcleos de vegetación a mediados del 2017 en dos reservas naturales de la sociedad civil (RNSC) ubicadas en la cresta norte de la Serranía Yariguíes ...
Hugo Alexander Benjumea Ochoa   +1 more
doaj   +1 more source

Prey of the Short-eared Owl (Asio flammeus) in a Pampas grasslands area of Argentina [PDF]

open access: yes, 2014
We describe the prey of the Short-eared Owl in a Pampas grassland area of Argentina on the basis of pellets occasionally collected (N = 10). We found a high proportion of small mammals within samples (80% by number and 97% by biomass).
Baladron Felix, Alejandro Victor   +2 more
core  

Advocating better habitat use and selection models in bird ecology [PDF]

open access: yes, 2018
Studies on habitat use and habitat selection represent a basic aspect of bird ecology, due to its importance in natural history, distribution, response to environmental changes, management and conservation.
Palacio, Facundo Xavier
core  

Historia de las relaciones científicas entre Cuba y el American Museum of Natural History (AMNH) : 160 años de colección y colaboración (1857-2017) [PDF]

open access: yes, 2017
132 pages : illustrations (some color), color map ; 28 cm.Spanish and English on facing pages. Includes bibliographical references (pages 123-126)
Alayón García, Giraldo   +2 more
core   +1 more source

A vueltas con el fraude científico en la figura y obra ornitológica de José Arévalo Baca (1844-1890) [PDF]

open access: yes, 2016
En un artículo anterior nos planteamos si el catedrático José Arévalo Baca había cometido un fraude científico con la publicación de su obra Aves de España (1887) (Reig-Ferrer, 2014).
Reig-Ferrer, Abilio
core   +1 more source

Continental phylogeography of an ecologically and morphologically diverse neotropical songbird, Zonotrichia capensis [PDF]

open access: yes, 2013
The Neotropics are exceptionally diverse, containing roughly one third of all extant bird species on Earth. This remarkable species richness is thought to be a consequence of processes associated with both Andean orogenesis throughout the Tertiary, and ...
Campagna, Leonardo   +5 more
core   +2 more sources

First record of the Sparkling-tailed Hummingbird (Tilmatura dupontii, Trochilidae) for Sierra de Huautla Biosphere Reserve, Morelos, Mexico [PDF]

open access: yes, 2006
In August, 2005 we observed and photographed one male of Sparkling-Tailed hummingbird (Tilmatura dupontii) foraging on Firerbush shrub flowers (Hamelia patens, Rubiaceae).
MARIANO BONIGO, NESTOR ALBERTO   +7 more
core  

Long-term Christmas Bird Counts describe neotropical urban bird diversity. [PDF]

open access: yesPLoS One, 2023
Echeverry-Galvis MA   +2 more
europepmc   +1 more source

Primer registre de nidificació d'ull de bou Phylloscopus collybita a les Balears [PDF]

open access: yes, 2008
First Common Chiffchaff Phylloscopus collybita breeding record for the Balearics. The first breeding record of the Common Chiffchaff in the Balearic Islands was confirmed with the capture of an adult female with a brood patch and in active moult on 25th ...
Garcias, Pere
core  

Sexual determination in birds by molecular methods [PDF]

open access: yes, 2018
[Resumen]: En el presente TFG, los primers P2/P8 propuestos por Griffiths et al. (1998) se han utilizado para tratar de sexar muestras de mosquitero ibérico (Phylloscopus ibericus).
Pousada Linares, Iván
core  

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