Results 21 to 30 of about 521 (156)

Ecología de polinización de Axinaea merianiae en una región de los altos Andes de Ecuador: Características de su néctar y aves polinizadoras.

open access: yesACI Avances en Ciencias e Ingenierías, 2017
Las plantas del género Axinaea (familia Melastomataceae) presentan un novedoso sistema de polinización recientemente descubierto, que involucra aves que tradicionalmente no son consideradas polinizadoras (específicamente de las familias Thraupidae ...
Juan M Aguilar, Boris Tinoco
doaj   +1 more source

Posible incidencia de viruela u otro patógeno de aves en Guatemala

open access: yesHuitzil, 2019
Durante enero y febrero de 2019 hicimos observaciones casuales y documentamos aves con lesiones macroscópicas, aparentemente por viruela o algún tipo de tumor en la cabeza.
Bárbara Isabela Escobar Anleu   +4 more
doaj   +1 more source

Frugivory by birds on Miconia albicans (MELASTOMATACEAE), in a fragment of cerrado in São Carlos, southeastern Brazil Frugivoria por aves em Miconia albicans (MELASTOMATACEAE), em um fragmento de cerrado em São Carlos, sudeste do Brasil

open access: yesBrazilian Journal of Biology, 2012
The avian guild that consumes Miconia albicans (Melastomataceae) fruits and its phenophases were studied in a fragment of cerrado vegetation located in southeastern Brazil.
N. Allenspach, MM. Dias
doaj   +1 more source

Monitoreo y morfometría de la avifauna del campus de la Universidad del Valle (2011-2012), Valle del Cauca, Colombia

open access: yesBiota Colombiana, 2014
Dado el creciente desarrollo urbanístico y la pérdida de áreas arbóreas que desempeí±an un papel ecológico importante en el mantenimiento de poblaciones de aves regionales y continentales, se hace necesaria la información continuada para conocer su ...
Lorena Cruz-Bernate   +2 more
doaj   +11 more sources

Phenology and frugivory by birds on Miconia ligustroides (MELASTOMATACEAE) in a fragment of cerrado, southeastern Brazil Fenologia e frugivoria por aves em Miconia ligustroides (MELASTOMATACEAE) em um fragmento de cerrado, sudeste do Brasil

open access: yesBrazilian Journal of Biology, 2012
We identified the avian assembly that consumes Miconia ligustroides (Melastomataceae) fruit and described its phenophases in a fragment of cerrado vegetation located in southeastern Brazil. The fruiting period occurred between March and June, a period of
N. Allenspach, M. Telles, MM. Dias
doaj   +1 more source

Dilated cardiomyopathy in a green-winged saltator (Saltator similis)

open access: yesBrazilian Journal of Veterinary Pathology
Cardiovascular diseases are rarely reported in birds. Among pet birds, they are most documented in psittacine birds. Dilated cardiomyopathy is a myocardial disease frequently found in poultry but with few reports in both pet and wild birds.
José Lucas Costa Duarte   +5 more
doaj   +1 more source

Thraupidae 1847

open access: yes, 2018
Published as part of Sánchez-Montes, Sokani, Colunga-Salas, Pablo, Álvarez-Castillo, Lucía, Guzmán-Cornejo, Carmen & Montiel-Parra, Griselda, 2018, Chewing lice (Insecta: Phthiraptera) associated with vertebrates in Mexico, pp.
Sánchez-Montes, Sokani   +4 more
openaire   +2 more sources

Sex differences in nest attention against simulated conspecific intrusions in the Saffron Finch ( Sicalis flaveola pelzelni )

open access: yesJournal of Field Ornithology
Nest attention has a strong effect on nestling survival and is essential for the reproductive success of the parents. Secondary cavity nesters compete intensively for access to cavities and face high risk of nest usurpation by conspecifics.
Maria Juliana Benitez Saldivar   +1 more
doaj   +1 more source

New Isospora and Host Species in Brazilian Passerines

open access: yesBrazilian Journal of Poultry Science
Normal passerines (n=216) were evaluated for oocysts of Isospora in feces at the Triage Center for Wild Animals (CETAS, IBAMA, Belo Horizonte; August 21 to September 21, 2012).
C Barreto   +8 more
doaj   +1 more source

Stable Isotope Analysis as a Tool to Prevent Illicit Wildlife Trade of Songbirds in Brazil

open access: yesAnimal Conservation, EarlyView.
Feather isotopes provide clear differences between wild and captive songbirds in Brazil. Combining multiple isotopes improved classification accuracy and revealed individuals falsely declared as captive‐bred. These results demonstrate the potential of isotope analysis to detect wildlife laundering in the bird trade.
Luiza Brasileiro   +4 more
wiley   +1 more source

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