Results 51 to 60 of about 3,211 (207)

Taxon, Arboreality, Sex, and Season—Factors Influencing Gastrointestinal Parasite Occurrence in Zoo‐Housed Non‐Human Primates

open access: yesZoo Biology, EarlyView.
ABSTRACT The emergence of anthelminthic resistance is a well‐documented phenomenon in livestock and companion animals. Given the scarcity of new antiparasitic drugs, the implementation of effective, holistic anthelminthic control strategies is critical to preserving the efficacy of existing treatments.
Stalder Sandro, Hatt Jean‐Michel
wiley   +1 more source

AVALIAÇÃO DO PADRÃO COMPORTAMENTAL DE MACACOS-PREGO (Cebus apella) MANTIDOS EM CATIVEIRO

open access: yesColloquium Agrariae, 2010
This study aimed to identify, describe and analyze the behavioral patterns of capuchin monkeys in captivity. Were observed seven individuals of the species Cebus apella, six males (four adults, one sub-adult and one juvenile) and one adult female ...
Denise Nunes Araujo   +2 more
doaj   +1 more source

Capuchin Monkeys Alternate Play and Reward in a Dual Computerized Task [PDF]

open access: yesAnimal Behavior and Cognition, 2015
Many animals cooperate with one another to achieve outcomes that they could not obtain on their own. One form of cooperation that has received much attention but little empirical support from experimental studies is reciprocity, leaving open the question
Audrey E. Parrish   +2 more
doaj   +1 more source

Demographic buffering in natural populations: A multi‐level perspective

open access: yesJournal of Animal Ecology, EarlyView.
We introduce a multi‐level framework that unites stochastic elasticities with nonlinear selection to test demographic buffering. Applying it across mammals reveals a key insight: ecological robustness to variability often decouples from evolutionary constraint, reshaping how we understand resilience under environmental stochasticity.
Gabriel Silva Santos   +4 more
wiley   +1 more source

Gut Microbiota of Gray Snub‐Nosed Monkeys: Adaptation to Seasonal Variations Through Energy Compensation and Thermogenesis

open access: yesIntegrative Zoology, EarlyView.
Based on metagenome‐assembled genomes (MAGs), the gut microbiota of the gray snub‐nosed monkeys recovered 1229 non‐redundant MAGs. The gut microbiota showed an enhanced capacity to produce energy substrates with increased conversion activity of these substrates during winter.
Yue Sun   +17 more
wiley   +1 more source

First report of Dipetalonema gracile in a captive Marcgrave's capuchin monkey (Sapajus flavius) in northeastern Brazil: Scientific communication

open access: yesSemina: Ciências Agrárias, 2022
Parasitic infections are important concern to the Wildlife Conservation Biology, particularly in endangered species. Herein, we report a parasitism by Dipetalonema gracile Rudolphi, 1809 (Spirurida, Filarioidea, Onchocercidae), in the peritoneal cavity ...
Ayodhya Cardoso Ramalho   +8 more
doaj   +1 more source

The MacBrain Resource Center (MBRC) rhesus macaque postnatal brain histology datasets: Enabling new discoveries through NHP tissue and digital data Repositories

open access: yesJournal of Anatomy, EarlyView.
The MacBrain Resource Center (MBRC) postnatal rhesus macaque brain histology datasets are organized into Collections that promote cost‐effective de novo research. This article provides examples from Collections 5, 6, and 7 and describes the histo‐ and immunohistochemical (IHC) processing of materials for Collection 6.
Valeria Mendoza‐Silva   +19 more
wiley   +1 more source

The Japan Monkey Centre Primates Brain Imaging Repository of high-resolution postmortem magnetic resonance imaging: The second phase of the archive of digital records

open access: yesNeuroImage, 2023
A comparison of neuroanatomical features of the brain between humans and our evolutionary relatives, nonhuman primates, is key to understanding the human brain system and the neural basis of mental and neurological disorders.
Tomoko Sakai   +13 more
doaj   +1 more source

An Introduction to Rational Constructivism in Cognitive Development

open access: yesTopics in Cognitive Science, EarlyView.
Abstract Rational constructivism is a contemporary theory of cognitive development. It proposes that children generate, tweak, and radically revise theories, beliefs, and representations by integrating evidence with existing knowledge via probabilistic inferential learning mechanisms.
Rebekah A. Gelpi   +3 more
wiley   +1 more source

Hematology and Serum Biochemistry Reference Intervals for Captive‐Born Owl Monkeys (Aotus nancymae): Effects of Age and Sex

open access: yesJournal of Medical Primatology, Volume 55, Issue 4, August 2026.
ABSTRACT Background Owl monkeys (Aotus spp.) are a nocturnal nonhuman primate (NHP) native to central and South America that are used as infectious disease research models for human diseases, such as malaria and human immunodeficiency virus. Natural and infectious diseases may cause alterations in the hematology and serum biochemistry values, which ...
Sarah M. Kezar   +2 more
wiley   +1 more source

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