Results 81 to 90 of about 3,649 (208)

Wood consumption by Geoffroyi's spider monkeys and its role in mineral supplementation. [PDF]

open access: yesPLoS ONE, 2011
Wood consumption is a rare behavior in frugivorous primates; however, it can be necessary for nutritional balancing as it may provide macro and/or micronutrients that are scarce in the most frequently eaten items (fruits).
Oscar M Chaves   +3 more
doaj   +1 more source

Linearly Converging Quasi Branch and Bound Algorithms for Global Rigid Registration

open access: yes, 2019
In recent years, several branch-and-bound (BnB) algorithms have been proposed to globally optimize rigid registration problems. In this paper, we suggest a general framework to improve upon the BnB approach, which we name Quasi BnB.
Dym, Nadav, Kovalsky, Shahar Ziv
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

The role of sucrose and sensory systems in fruit selection and consumption of Ateles geoffroyi in Yucatan, Mexico [PDF]

open access: yes
Our aim was to evaluate the role of sucrose and the role of smell, taste and touch in the selection and consumption of fruit in wild spider monkeys. We recorded the feeding bouts of 14 adults for 9 mo in the Otoch Ma’ax Yetel Kooh Reserve, Punta Laguna ...
CHAPMAN   +14 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

A census of mammal populations in Punta Leona Private Wildlife Refuge, Costa Rica

open access: yesRevista de Biología Tropical, 2002
Population sizes of six mammal species were estimated using the King method during the late dry season (March) of 1996 in the Punta Leona Private Wildlife Refuge, Costa Rica.
Joshua Timock, Christopher Vaughan
doaj  

The Evolution of Primate Societies - Chapter 3 [PDF]

open access: yes, 2012
Compared with other primates, New World monkeys display relatively limited ecological variability. New World monkey anatomy and social systems, however, are extremely diverse.
Di Fiore, Anthony   +2 more
core  

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

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

Balancing ecotourism and wildlife management through a conservation behavior approach

open access: yesConservation Science and Practice, Volume 7, Issue 3, March 2025.
We surveyed ecologists, conservationists, and ecotourism professionals to investigate consequences of ecotourism on animal behavior. We highlight four main behavioral themes and solutions for engendering more sustainable ecotourism that mitigates behavioral impacts.
Rachel Y. Chock   +22 more
wiley   +1 more source

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