Results 51 to 60 of about 280 (86)

NOVO REGISTRO DE LEUCISMO EM Vanellus chilensis (Molina, 1782), NO SUL DO BRASIL [PDF]

open access: yes, 2017
Leucism is a chromatic mutation that blocs the synthesis of melanin leading to loss of pigmentation in birds feathers. This study describes a new case of mutation in Vanellus chilensis.
Brum, Antônio Coimbra de   +4 more
core   +1 more source

RECORD OF LEUCISM IN Ammodramus humeralis (BOSC, 1792) (PASSERIFORMES: PASSERELLIDAE) IN CENTRAL-WEST BRAZIL [PDF]

open access: yes, 2018
Several cases of chromatic mutation in birds have been reported in the scientific literature and, apparently, leucism cases are the most frequent. This study reports a case of partial leucism in Ammodramus humeralis (Passeriformes, Passerellidae) in the ...
Corrêa, Luiz Liberato Costa   +1 more
core   +1 more source

Registro de leucismo en Artibeus planirostris (Chiroptera: Phyllostomidae) en Colombia [PDF]

open access: yes, 2015
Leucism is an aberration of color that may occur in different groups of organisms as a consequence of genetic mutations. This phenomenon in bats has been reported in various countries in Latin America, where Colombia is the country with more reports for ...
Ballesteros Correa, Jesús   +2 more
core   +2 more sources

LEUCISMO EN EL RASCÓN PLOMIZO (PARDIRALLUS SANGUINOLENTUS: RALLIDAE) EN EL HUMEDAL DE LUCRE-HUACARPAY, AL SUR DE LOS ANDES DE PERÚ [PDF]

open access: yes, 2015
The color pattern of a case of leucism is described in an individual of Plumbeous rail (Pardirallussanguinolentus), in the Wetland of Lucre-Huacarpay southern Andes of Perú.Se describe el registro de un caso de leucismo en un individuo del Rascón Plomizo
Atauchi, Pavel J.
core   +3 more sources

Alteraciones de coloración en el plumaje de aves silvestres del Ecuador [PDF]

open access: yes, 2015
This paper analyze 61 cases of plumage chromatic aberrations (total or partial absence of pigments in some or all feathers) in 43 species of wild birds, grouped into 21 families, including 51 new records and being the first report for these aberrations ...
Bahamonde-Vinueza, Daniela   +3 more
core   +2 more sources

Aberraciones cromáticas en aves de la colección ornitológica del Museo Argentino de Ciencias Naturales “Bernardino Rivadavia” Chromatic aberrations in birds of the ornithological collection of the Museo Argentino de Ciencias Naturales “Bernardino Rivadavia”

open access: yesRevista del Museo Argentino de Ciencias Naturales, 2011
En el presente trabajo se determinan las aberraciones cromáticas que afectan el plumaje de las aves en la colección ornitológica del Museo Argentino de Ciencias Naturales de Buenos Aires.
Matías Ricardo Urcola
doaj  

REGISTRO DE LEUCISMO EM Turdus leucomelas Vieillot, 1818, NO SUL DO BRASIL [PDF]

open access: yes, 2016
O presente estudo descreve o registro de leucismo em indivíduo de Turdus leucomelas, perímetro urbano, município de Lajeado, Rio Grande do ...
Corrêa, Luiz Liberato Costa   +2 more
core   +1 more source

Leucismo en la musaraña de orejas cortas Cryptotis mexicana (Mammalia: Soricomorpha), endémica de México Leucism in Mexican small-eared shrew Cryptotis mexicana (Mammalia: Soricomorpha), endemic to Mexico

open access: yesRevista Mexicana de Biodiversidad, 2011
El leucismo es la reducción de la pigmentación parcial o total del pelaje, pero que mantiene la coloración normal de los ojos y la piel. Aquí se presenta el registro de un individuo de la musaraña endémica de México Cryptotis mexicana recolectado en ...
Lázaro Guevara   +2 more
doaj  

ABERRACIONES CROMÁTICAS EN AVES DE MÉXICO: UNA REVISIÓN Y REGISTROS RECIENTES EN EL ESTADO DE SAN LUIS POTOSÍ [PDF]

open access: yes, 2018
Resumen · La presencia de aberraciones cromáticas en las aves ha llamado la atención de los investigadores desde hace mucho tiempo. En México se ha notado un reciente incremento de artículos publicados referente a este tema.
Chapa-Vargas, Leonardo   +2 more
core  

Two new reports of leucistic birds from Mexico [PDF]

open access: yes
We present two new records of leucism in two bird species from two locations in Mexico. First, we report one leucistic Barn Swallow (Hirundo rustica); the individual was a nestling observed between 15 July and 6 August 2010, in a suburban area of central
Omar Suarez-García   +1 more
core   +2 more sources

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