Results 1 to 10 of about 11,958 (247)

Ciclo estral de Alouatta palliata y Alouatta seniculus: una revisión

open access: diamondRevista de la Facultad de Medicina Veterinaria y de Zootecnia, 2023
El mono aullador rojo colombiano (A. seniculus) y mono aullador de manto (A. palliata) son representantes del género Alouatta en Colombia y, según análisis de la Unión Internacional para la Conservación de la Naturaleza (UICN), sus poblaciones tienden a decrecer por múltiples factores. Esto sugiere la necesidad de orientar acciones para su conservación,
A. Contreras–Ibarra   +4 more
openalex   +3 more sources

Gut microbiota signatures of the three Mexican primate species, including hybrid populations. [PDF]

open access: yesPLoS ONE
Diversity of the gut microbiota has proven to be related with host physiology, health and behavior, influencing host ecology and evolution. Gut microbial community relationships often recapitulate primate phylogeny, suggesting phylosymbiotic associations.
Diego Zubillaga-Martín   +5 more
doaj   +2 more sources

Uso de plantaciones forestales de eucalipto por Alouatta seniculus (Primates: Atelidae) en el departamento de Antioquia, Colombia

open access: diamondMammalogy Notes, 2022
Se ha reportado que algunos sistemas productivos simples y complejos pueden ser usados como hábitat temporal o permanente por parte de algunos primates. En el sur de México y Brasil se reportó que plantaciones forestales de Eucalyptus sp pueden mantener ...
María C. Miranda-Cardona   +2 more
doaj   +3 more sources

Histopathological Changes and Immune Response Profile in the Brains of Non-Human Primates Naturally Infected with Yellow Fever Virus [PDF]

open access: yesViruses
In the history of yellow fever (YF) outbreaks in Brazil, howler monkeys (Alouatta sp.) and marmosets (Callithrix sp.) have been among the most affected genera, exhibiting significant hepatic injuries similar to those seen in humans.
Suzana Ribeiro de Melo Oliveira   +12 more
doaj   +2 more sources

Risk factors connected to gastrointestinal parasites in mantled Alouatta palliata mexicana and black howler monkeys Alouatta pigra living in continuous and in fragmented rainforests in Mexico [PDF]

open access: goldCurrent Zoology, 2012
In this study we document the prevalence of gastrointestinal parasites (helminths and protozoans) found in fecal samples of populations of Alouatta palliata mexicana and of A.
Genoveva TREJO-MACÍAS, Alejandro ESTRADA
doaj   +2 more sources

High infection prevalences by Trypanosoma minasense in non-human primates from the Southeast region of Brazil [PDF]

open access: yesScientific Reports
Non-human primates (NHPs) are reported as exclusive hosts of Trypanosoma minasense, whose transmission cycle remains unknown. We investigated trypanosomatid infections in 194 NHPs of nine species from the Brazilian Southeast region.
Maria Paula Machado-Silva   +8 more
doaj   +2 more sources

Ganglion cell and displaced amacrine cell density distribution in the retina of the howler monkey (Alouatta caraya). [PDF]

open access: yesPLoS ONE, 2014
Unlike all other New World (platyrrine) monkeys, both male and female howler monkeys (Alouatta sp.) are obligatory trichromats. In all other platyrrines, only females can be trichromats, while males are always dichromats, as determined by multiple ...
José Augusto Pereira Carneiro Muniz   +4 more
doaj   +1 more source

Registros ocasionales de Alouatta seniculus (Primates: Atelidae) en sabanas de la Orinoquia colombiana, San Martín de los Llanos, Meta, Colombia

open access: yesMammalogy Notes, 2021
Se ha considerado que la matriz del paisaje actúa como una barrera que influye en la dispersión, diversidad y persistencia de algunas especies de fauna, pero su importancia no ha sido evaluada en detalle para primates arborícolas.
Sebastián García-Restrepo   +1 more
doaj   +1 more source

Alouatta trichromatic color vision: cone spectra and physiological responses studied with microspectrophotometry and single unit retinal electrophysiology. [PDF]

open access: yesPLoS ONE, 2014
The howler monkeys (Alouatta sp.) are the only New World primates to exhibit routine trichromacy. Both males and females have three cone photopigments. However, in contrast to Old World monkeys, Alouatta has a locus control region upstream of each opsin ...
Luiz Carlos L Silveira   +5 more
doaj   +1 more source

Primate populations in continuous forest and forest fragments in Central Amazonia [PDF]

open access: yesActa Amazonica, 1988
Population densities of six primate species (Saguinus midas, Pithecia pithecia, Cebus apella, Chiropotes satanas, Alouatta seniculus and Ateles paniscus) were estimated in continuous forest and in isolated reserves (one of 100 ha and four of 10 ha ...
Anthony B. Rylands, Alexine Keuroghlian
doaj   +1 more source

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