Results 101 to 110 of about 18,152 (270)

Tactile information improves visual object discrimination in kea, Nestor notabilis, and capuchin monkeys, Sapajus spp. [PDF]

open access: yes, 2018
In comparative visual cognition research, the influence of information acquired by nonvisual senses has received little attention. Systematic studies focusing on how the integration of information from sight and touch can affect animal perception are ...
Carducci P   +3 more
core   +1 more source

Incisor cross‐sectional area at the cementoenamel junction correlates with an increased reliance on frugivory in anthropoid primates

open access: yesThe Anatomical Record, Volume 308, Issue 9, Page 2469-2489, September 2025.
Abstract Diet is one of a limited set of key ecological parameters defining primate species. A detailed understanding of dental functional correlates with primate diet is a key component for accurate dietary inference in fossil primates. Although considerable effort has been devoted to understanding post‐canine dental function, incisor function remains
Andrew Deane, Elizabeth R. Agosto
wiley   +1 more source

A STUDY OF ROOT CANAL MORPHOLOGY OF Cebus apella TEETH ESTUDO ANATÔMICO DO CANAL RADICULAR DE DENTES DE Cebus apella

open access: yesCiência Animal Brasileira, 2008
Realizou-se um estudo anatômico em dentes do Cebus apella, para análise da anatomia interna do canal radicular dessa espécie, normatizando seu uso como modelo experimental. Utilizaram-se doze animais adultos.
Priscilla Rocha Afonso   +3 more
doaj  

Presença de anticorpos da classe IgM de Leptospira interrogans em animais silvestres do Estado do Tocantins, 2002 Presence of IgM antibodies for Leptospira interrogans in wild animals from Tocantins State, 2002

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 2006
Quatrocentos e vinte e sete amostras de soro provenientes de animais silvestres foram testadas frente a 18 sorovariedades de Leptospira interrogans. De 286 amostras de Cebus apella, 46 (16,1%) foram positivas para as sorovariedades pomona, brasiliensis ...
Milton Formiga de Souza Júnior   +7 more
doaj   +1 more source

No short-term contingency between grooming and food tolerance in Barbary macaques (Macaca sylvanus) [PDF]

open access: yes, 2015
The exchange services such as allo-grooming, allo-preening, food tolerance and agonistic support has been observed in a range of species. Two proximate mechanisms have been proposed to explain the exchanges of services in animals.
Altmann   +75 more
core   +2 more sources

A Historical Reassessment of the Authorship Year of Brachyteles arachnoides (Primates: Atelidae)

open access: yesAmerican Journal of Primatology, Volume 87, Issue 8, August 2025.
Key historical milestones in the taxonomy of Brachyteles arachnoides. It begins with Browne's (1756) early depiction of Simia 2, “The Four‐fingered Monkey”, in Jamaica, followed by Edwards' (1764) account of a brown four‐fingered monkey in the streets of London.
José E. Serrano‐Villavicencio   +1 more
wiley   +1 more source

Infants as Social Magnets: The Influence of Births on Social Interactions in Redfronted Lemurs (Eulemur rufifrons)

open access: yesAmerican Journal of Primatology, Volume 87, Issue 8, August 2025.
ABSTRACT Infant survival is an important component of parental fitness in iteroparous species with slow life histories. From the infant's perspective, survival can be more or less directly influenced by the social environment, with group members potentially representing either a threat or a buffer against external stressors.
Amrei Pfaff   +2 more
wiley   +1 more source

Categories as paradigms for comparative cognition [PDF]

open access: yes, 1998
Forming categories is a basic cognitive operation allowing animals to attain concepts, i.e. to represent various classes of objects, natural or artificial, physical or social. Categories can also be formed about the relations holding among these objects,
Vauclair, J, Zayan, R
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

Absence of intestinal colonization by vancomycin-resistant enterococci in nonhuman primates Ausência de enterococos resistentes à vancomicina na microbiota intestinal de primatas não-humanos

open access: yesPesquisa Veterinária Brasileira, 2010
The animal reservoirs of vancomycin-resistant enterococci (VRE) have important role in the epidemiology of the bacteria and resistant genes. The present work searched fecal samples taken off nonhuman primates for the presence of VRE. Resistance profiles,
Diego Batista Xavier   +5 more
doaj   +1 more source

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