Results 81 to 90 of about 3,292 (196)

Color vision diversity and significance in primates inferred from genetic and field studies [PDF]

open access: yes, 2016
Color provides a reliable cue for object detection and identification during various behaviors such as foraging, mate choice, predator avoidance and navigation.
Shoji Kawamura
core   +1 more source

The Ontogeny of “Twitter” Calls in White‐Faced Capuchins (Cebus imitator): Usage, Context, and Acoustic Structure

open access: yesAmerican Journal of Primatology, Volume 87, Issue 8, August 2025.
ABSTRACT In stark contrast to our own highly plastic communicative abilities, nonhuman primate vocalizations were historically considered fixed and innate, with very little ability to learn or modify vocal signals. However, recent studies indicate that primate vocalizations do show evidence of developmental plasticity, most notably in their context and
Nicole Guisneuf   +3 more
wiley   +1 more source

First Assembly of a Draft Genome of the Critically Endangered Northern Muriqui (Brachyteles hypoxanthus, Primates, Atelidae) Including Non‐Invasive Genotyping Strategies for the Species

open access: yesEcology and Evolution, Volume 15, Issue 8, August 2025.
First draft genome assembly of the critically endangered primate northern muriqui (Brachyteles hypoxanthus) and complete mitochondrial genome assembly. Set of microsatellite markers developed for the species for genotyping‐by‐sequencing using high‐throughput sequencing technology and aiming to amplify non‐invasive sampling for population genetics ...
Amanda Alves de Melo‐Ximenes   +11 more
wiley   +1 more source

Estudio base para el monitoreo ecológico de especies conspicuas de aves y mamíferos en la Estación Biológica Sirena, Parque Nacional Corcovado, Puntarenas, Costa Rica [PDF]

open access: yes, 2013
Proyecto de Graduación (Licenciatura en Ingeniería Forestal) Instituto Tecnológico de Costa Rica, Escuela de Ingeniería Forestal, 2013.A study based on an ecological monitoring conspicuous species of birds and mammals at the Sirena Biological Station ...
Loayza-Aguilar, Tatiana Lucía
core  

Quality and overlap of individual core areas are related to group tenure in female spider monkeys [PDF]

open access: yes
In species with a high degree of fission-fusion dynamics group members may differ in the use of the group home range to reduce food competition. Such differential use may result in distinct individual core areas.
Arroyo-Mora   +58 more
core   +1 more source

Influence of Food Distribution and Relatedness on Social Interactions in a Colony of Free‐Ranging Domestic Cats (Felis catus)

open access: yesEthology, Volume 131, Issue 7, July 2025.
In a free‐ranging colony of domestic cats, individuals engaged in affiliative but not agonistic behaviors in a selective manner. The distribution of food resources but not relatedness influenced affiliative interactions between dyads of cats. When food was provided at feeding stations, there was a similar distribution of affiliative interactions among ...
Nancy G. Solomon   +4 more
wiley   +1 more source

Prevalence of fur mites (Acari: Atopomelidae) in non-human primates of Costa Rica

open access: yesRevista de Biología Tropical, 2009
Parasites have been investigated for some New World primates; however, very little is known about ectoparasites and specifically fur mites. In this study, Alouatta palliata, Cebus capucinus, Saimiri oerstedii, and Ateles geoffroyi monkeys from different ...
Adriana Troyo   +5 more
doaj  

The Effect of Human Development on Mammal Populations of the Punta Leona Private Wildlife Refuge, Costa Rica

open access: yesRevista de Biología Tropical, 2009
The effect of human development on six diurnal mammal species was studied using transects in the Punta Leona Private Wildlife Refuge, Puntarenas, Costa Rica during the dry season months of March and April 2006.
Michael Van Hulle, Christopher Vaughan
doaj  

Tails in Action: Comparative Use of the Prehensile Tail and Substrate in Alouatta macconnelli, Sapajus apella, and Potos flavus

open access: yesAmerican Journal of Primatology, Volume 87, Issue 3, March 2025.
Barplot representing the frequencies (percentages) of positional behaviors in relation to tail use for Alouatta macconnelli (left), Potos flavus (middle), and Sapajus apella (right). For each species, the left barplot represents all positional behaviors, the middle one postural behaviors, and the right one locomotor behaviors.
Arthur Georges Naas   +4 more
wiley   +1 more source

Estudio piloto sobre la ecología alimentaria del Mono Araña de Cabeza Marrón (Ateles fusciceps) en el Chocó ecuatoriano [PDF]

open access: yes, 2013
The Chocó forest in the province of Esmeraldas, Ecuador, is the habitat of the brown-headed spider monkey (Ateles fusciceps). Due to loss of habitat and poaching, this primate is currently categorized as critically endangered (IUCN).
Tapia Arboleda, Andrea Alejandra
core  

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