Results 21 to 30 of about 2,428 (216)

STUDYING PRIMATES IN EASTERN COLOMBIA: THIRTY FIVE YEARS OF A PRIMATOLOGICAL LIFE

open access: yesRevista de la Academia Colombiana de Ciencias Exactas, Físicas y Naturales, 2023
A history of some details the author´s research in eastern Colombia is presented for the last 27 years since 1977 in Vichada, Vaupés, Amazonas and most recently in Meta up to the present.
Thomas Richard Defler
doaj   +1 more source

Primate populations in continuous forest and forest fragments in Central Amazonia [PDF]

open access: yesActa Amazonica, 1988
Population densities of six primate species (Saguinus midas, Pithecia pithecia, Cebus apella, Chiropotes satanas, Alouatta seniculus and Ateles paniscus) were estimated in continuous forest and in isolated reserves (one of 100 ha and four of 10 ha ...
Anthony B. Rylands, Alexine Keuroghlian
doaj   +1 more source

Multiple sex chromosome systems in howler monkeys (Platyrrhini, Alouatta) [PDF]

open access: yes, 2014
In light of the multiple sex chromosome systems observed in howler monkeys (Alouatta Lacépède, 1799) a combined cladistic analysis using chromosomal and molecular characters was applied to discuss the possible origin of these systems.
Mudry, Marta Dolores   +2 more
core   +2 more sources

Diversity and abundance of primates and their threats in the interfluvium of the Napo and Putumayo rivers, Peruvian Amazonia

open access: yesRevista Peruana de Biología, 2016
Within the northeastern Peruvian Amazonia remain areas with scarce information on primates, one of them being the interfluvium between the Napo and Putumayo rivers.
Rolando Aquino   +3 more
doaj   +1 more source

Chromosome Evolution in New World Monkeys (Platyrrhini) [PDF]

open access: yes, 2012
During the last decades, New World monkey (NWM, Platyrrhini, Anthropoideae) comparative cytogenetics has shed light on many fundamental aspects of genome organisation and evolution in this fascinating, but also highly endangered group of neotropical ...
de Oliveira, E. H. C.   +2 more
core   +1 more source

The primate community of Cachoeira (Brazilian Amazonia): a model to decipher ecological partitioning among extinct species. [PDF]

open access: yesPLoS ONE, 2011
Dental microwear analysis is conducted on a community of platyrrhine primates from South America. This analysis focuses on the primate community of Cachoeira Porteira (Para, Brazil), in which seven sympatric species occur: Alouatta seniculus, Ateles ...
Anusha Ramdarshan   +3 more
doaj   +1 more source

Proporción de área usada por Ateles hybridus,Alouatta seniculusy Cebus versicolor en el Parque Nacional Natural Selva de Florencia, Caldas, Colombia

open access: yesCaldasia, 2021
El PNN Selva de Florencia, en los Andes centrales de Colombia, es reservorio de una amplia biodiver-sidad entre ellas cinco especies de primates. A pesar de ser un área protegida, en su interior existen procesos de transformación antrópica, que influyen ...
Ángela María Elizalde-Guerrero   +3 more
doaj   +1 more source

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

Alouatta seniculus

open access: yes, 1982
Alouatta seniculus (Linnaeus, 1766). Syst. Nat., 12th ed., 1:37. TYPE LOCALITY: Colombia, Bolivar, Rio Magdalena, Cartagena. DISTRIBUTION: Trinidad; Bolivia to Ecuador; Colombia to Guyana, French Guiana, Surinam, and N.C. Brazil. PROTECTED STATUS: CITES - Appendix II as Order Primates. ISIS NUMBER: 5301406006006004001.
Honacki, James H.   +2 more
openaire   +1 more source

Infanticide and infant defence by males--modelling the conditions in primate multi-male groups [PDF]

open access: yes, 2004
Infanticide by primate males was considered rare if groups contain more than one adult male because, owing to lower paternity certainty, a male should be less likely to benefit from infanticide.
Alberts   +55 more
core   +2 more sources

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