Results 61 to 70 of about 2,428 (216)

Extinction debt on reservoir land-bridge islands [PDF]

open access: yes, 2016
Large dams cause extensive inundation of habitats, with remaining terrestrial habitat confined to highly fragmented archipelagos of land-bridge islands comprised of former hilltops.
Bunnefeld, Nils   +4 more
core   +1 more source

Densidad del Mono aullador Alouatta seniculus (Linnaeus, 1766) Mammalia: primates en el arroyo coloso, Departamento de Sucre, Colombia

open access: yesActa Biológica Colombiana, 1996
Nine troops of Alouatta seniculus, were studied for a period of three and half months betwen May and August of 1983. Relevant facts of the condition and population density in the Colosó stream, located in Sucre Deparment, were taken.
Jaime L. De la Ossa Velasquez   +1 more
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  

Use of community characteristics to predict hunting and game harvests in western Amazonian forests

open access: yesConservation Biology, Volume 39, Issue 4, August 2025.
Abstract Wild game harvesting in Amazonia provides rural residents with protein and cash income but can threaten wildlife populations and forest ecosystem functions. As yet, the socioeconomic and environmental drivers that shape hunter livelihoods remain poorly understood.
Daniel Zayonc   +4 more
wiley   +1 more source

Patrones de comportamiento y alimentación del mono aullador Alouatta belzebul en zonas de selva talada y sin talar del este de la Amazonia [PDF]

open access: yes, 2003
This work compared the activity patterns and diet of a group of Alouatta belzebul in areas of logged and unlogged forest in eastern Amazonia. An instantaneous scan sampling procedure was used for the behavioral study (9.3 ± 1.9 complete observation days ...
Azevedo-Ramos, C.   +2 more
core  

Evaluación preliminar del efecto de la fragmentación sobre la demografìa y el uso del hábitat del mono aullador negro Alouatta palliata en el área de Puyango, provincia de El Oro [PDF]

open access: yes, 2017
In Ecuador, the interest in studying howler monkey populations has increased in past years. The mantled howler monkey Alouatta palliata aequatorialis is considered to be “Endangered” in Ecuador.
Rubio Maldonado, Alejandro José
core  

Hydrological Connectivity Enhances Fish Biodiversity in Amazonian Mining Ponds: Insights From eDNA and Traditional Sampling

open access: yesMolecular Ecology, Volume 34, Issue 11, June 2025.
ABSTRACT Artisanal and small‐scale gold mining (ASGM) expansion in the Madre de Dios region of the Peruvian Amazon has transformed primary forests into a novel wetland complex of thousands of abandoned mining ponds. Despite their ecological relevance, post‐mining recovery of these systems remains understudied, particularly regarding fish biodiversity ...
Camila Timana‐Mendoza   +7 more
wiley   +1 more source

Conservation status of Lagothrix flavicauda and other primates in montane forest of San Martín and Huánuco, Peru

open access: yesRevista Peruana de Biología, 2017
Lagothrix flavicauda is endemic and lives sympatrically with other primates in the montane forests of Amazonas, San Martín, La Libertad and Huánuco. Detailed information on its density and conservation status, as well as sites with healthy populations is
Rolando Aquino   +3 more
doaj   +1 more source

Unveiling the Evolutionary History of cis‐Andean Alouatta (Atelidae, Alouattinae) Through Mitochondrial Genomes

open access: yesAmerican Journal of Primatology, Volume 87, Issue 5, May 2025.
Mitochondrial DNA analysis suggests that founder‐event speciation played a key role in the divergence between cis‐Andean and trans‐Andean clades, as well as in the diversification of cis‐Andean lineages. Ancestral range reconstruction using mitochondrial genomes indicates that the most recent common ancestor of Alouatta had a widespread distribution ...
Cíntia Povill   +11 more
wiley   +1 more source

Same‐sex partnerships in birds: a review of the current literature and a call for more data

open access: yesJournal of Avian Biology, Volume 2025, Issue 3, May 2025.
Same‐sex sexual behaviour (SSB), encompassing actions such as courtship, pair bonding, and parenting between individuals of the same sex, has been observed across numerous taxa, including birds. Yet despite its widespread occurrence, SSB remains poorly understood, often dismissed as maladaptive or the result of errors in sex discrimination.
Natasha Gillies, Katrina Siddiqi-Davies
wiley   +1 more source

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