Results 41 to 50 of about 8,185 (217)

Nutritional and health status of woolly monkeys [PDF]

open access: yes, 2008
Woolly monkeys (Lagothrix lagotricha and L. flavicauda) are threatened species in the wild and in captivity. Numerous zoological institutions have historically kept Lagothrix lagotricha spp., but only a few of them have succeeded in breeding populations.
Ange-van Heugten, K.D.   +3 more
core   +2 more sources

Same/different concept learning by capuchin monkeys in matching-to-sample tasks.

open access: yesPLoS ONE, 2011
The ability to understand similarities and analogies is a fundamental aspect of human advanced cognition. Although subject of considerable research in comparative cognition, the extent to which nonhuman species are capable of analogical reasoning is ...
Valentina Truppa   +4 more
doaj   +1 more source

Functionally referential signals: a promising paradigm whose time has passed [PDF]

open access: yes, 2012
Finding the evolutionary origins of human language in the communication systems of our closest living relatives has, for the last several decades, been a major goal of many in the field of animal communication generally and primate communication ...
Fischer, Julia, Wheeler, Brandon C
core   +1 more source

Renal artery in tufted capuchin monkey: structure and morphometry

open access: yesActa Scientiarum: Biological Sciences, 2018
   The objective was to describe the structure of the renal artery in capuchin monkey at the level of the proximal and distal arterial segments. Morphometric analysis was performed referring to the thickness and quantification of tissue elements of the ...
Josiane Medeiros de Mello   +5 more
doaj   +1 more source

Proximate factors underpinning receiver responses to deceptive false alarm calls in wild tufted capuchin monkeys: is it counterdeception? [PDF]

open access: yes, 2012
Previous research demonstrates that tufted capuchin monkeys use terrestrial predator alarm calls in a functionally deceptive manner to distract conspecifics when feeding on contestable resources, although the success of this tactic is limited because ...
Byrne RW   +8 more
core   +1 more source

Does Presentation Format Influence Visual Size Discrimination in Tufted Capuchin Monkeys (Sapajus spp.)? [PDF]

open access: yes, 2015
Most experimental paradigms to study visual cognition in humans and non-human species are based on discrimination tasks involving the choice between two or more visual stimuli.
AA Pack   +93 more
core   +8 more sources

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

Comparing the cost-effectiveness of methods for estimating population density for primates in the Amazon rainforest Peru [PDF]

open access: yes, 2015
With increasingly extreme fluctuations in flood levels in the Amazon basin (Malhi et al. 2008, Marengo et al. 2012, Bodmer et al. 2014) the future of its' fauna is becoming more uncertain.
Bowles, Matthew David
core  

Face processing limitation to own species in primates: a comparative study in brown capuchins, Tonkean macaques and humans [PDF]

open access: yes, 2006
Most primates live in social groups which survival and stability depend on individuals' abilities to create strong social relationships with other group members. The existence of those groups requires to identify individuals and to assign to each of them
Bahrick   +60 more
core   +4 more sources

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

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