Results 41 to 50 of about 10,202 (199)

Foraging and movement flexibility shape seed dispersal by an arboreal primate in a modified landscape

open access: yesOikos, EarlyView.
As habitats change, the effectiveness of animal‐mediated seed dispersal increasingly depends on animal responses to altered structure and resources. With habitat loss and degradation accelerating across the tropics, understanding how dispersers' foraging behavior and movement influence seed removal and deposition is critical to promoting forest ...
Anaid Cárdenas‐Navarrete   +2 more
wiley   +1 more source

Vascularization of the Alouatta belzebul brain base [PDF]

open access: yesPesquisa Veterinária Brasileira, 2020
: We studied the arterial circle in the brain of five specimens of the Alouatta belzebul primate. The material had the arterial system perfused (water at 40°C), injected with stained latex (Neoprene 650), fixed in aqueous formaldehyde solution (10%) and ...
Dayane Kelly Sabec-Pereira   +5 more
doaj   +1 more source

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  

Belowground effects of ground‐dwelling large herbivores in forest ecosystems

open access: yesJournal of Animal Ecology, EarlyView.
This study reviews how ground‐dwelling large herbivores affect forest soil and litter globally. Effects are context‐dependent, vary among species and forest types, and remain poorly studied in tropical forests, highlighting critical gaps in understanding nutrient cycling and ecosystem functioning.
Letícia Gonçalves Ribeiro   +4 more
wiley   +1 more source

Climatic–Anthropogenic Synergy Drives Escalating Minimum Area Requirements and Connectivity‐Protection Mismatch in a Karst‐Endemic Primate

open access: yesIntegrative Zoology, EarlyView.
Climate change and anthropogenic activities drive antagonistic degradation of landscape connectivity for endangered François’ langur (1987–2024), causing 48.8% habitat loss, north‐south fragmentation, and centroid migration (1.2 km/yr). Despite protected areas buffering connectivity, static management fails dynamic priority habitats; we propose ...
Guangmei Yang   +5 more
wiley   +1 more source

PROTOZOÁRIOS GASTRINTESTINAIS EM BUGIOS (Alouatta sp.) MANTIDOS EM CATIVEIRO GASTROINTESTINAL PROTOZOA IN CAPTIVE HOWLER MONKEYS (Alouatta sp.)

open access: yesCiência Animal Brasileira, 2009
Este estudo avaliou o parasitismo gastrintestinal por protozoários em bugios (Alouatta sp.) mantidos em cativeiro no município de Santa Maria, RS. Foram analisadas amostras de fezes de oito macacos das espécies Alouatta caraya e Alouatta guariba, pelo ...
Adriano Bonfim Carregaro   +4 more
doaj  

The Effects of Dependent Infants on the Social Behavior of Mantled Howler Monkeys (Alouatta Palliate) [PDF]

open access: yes, 2012
Six weeks of observation on eight groups of wild mantled howler monkeys revealed that the presence of a dependent infant alters the frequency of social interactions between a female with an infant and other adult monkeys.
Katz, Keziah
core   +2 more sources

Rensch’s and Bergmann’s Rules in Cis-Andean South-American Howler Monkeys (Mammalia: Alouatta) [PDF]

open access: yes, 2018
Howler monkeys (genus Alouatta) are large folivorous primates living in South America. We tested for the application of both Rensch’s rule and Bergmann’s rule to body size variation in Alouatta. We found that Rensch’s rule does apply in howlers.
Bubadué, J   +11 more
core   +1 more source

BirdNET: Automated Detection for Monitoring Critically Endangered Lemurs from the Maromizaha Forest

open access: yesIntegrative Zoology, EarlyView.
In this study, we evaluated the effectiveness of integrating PAM with BirdNET, a convolutional neural network originally developed for avian vocalization detection, to monitor two critically endangered lemurs, Indri indri and Varecia variegata, in Madagascar's Maromizaha rainforest.
Valeria Ferrario   +10 more
wiley   +1 more source

Ripple Effects: Social Turmoil Following Infant Kidnapping Attempts in Wild Geladas

open access: yesEthology, EarlyView.
Graphical abstract illustrating the social consequences of infant kidnapping in wild geladas (Theropithecus gelada). The study monitors a 28‐day period divided into a 14‐day pre‐kidnapping phase and a 14‐day post‐kidnapping phase. ABSTRACT Infant kidnapping is an extreme social disruption reported in some primate species, yet its consequences on social
Alice Galotti   +13 more
wiley   +1 more source

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