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Primates of Colombia
Colombia is one of the most biologically diverse countries in the world: although it takes up slightly less than one percent of the Earth's surface, it is home to approximately ten percent of theExpand
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Diet of a group ofLagothrix Lagothricha Lagothricha in southeastern Colombia
We report the diet of a wild troop of woolly monkeys (Lagothricha lagothricha lagothricha)in undisturbed rain forest in the lower Apaporis River region of southeastern Colombia during 2400 hr ofExpand
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Riqueza, endemismo y conservación de los mamíferos de Colombia
Richness, endemism and conservation of Colombian mammals. We update the list of Colombian mammal species based upon a new revision of specimens in the major collections within and outside the countryExpand
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The density ofAlouatta seniculus in the eastern llanos of Colombia
The density ofAlouatta seniculus groups was calculated and group components recorded in each of two areas of more than 100 ha, separated by 150 km in the llanos of eastern Colombia. Densities in eachExpand
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Aspects of the ranging pattern in a group of wild woolly monkeys (Lagothrix lagothricha)
  • T. Defler
  • Biology, Medicine
  • American journal of primatology
  • 1996
A group of woolly monkeys (Lagothrix lagothricha), studied for 1,800 hr from June 1984 until September 1987 in the eastern Colombian Amazon, used a home range of about 760 ha, 90% of which overlappedExpand
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Aotus Diversity and the Species Problem
Abstract: Karyotypic variability in Aotus suggests at least seven species in the gray-necked group (A. brumbacki, A. griseimembra, A. lemurinus, A. trivirgatus, A. vociferans, A. zonalis, and AotusExpand
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Censusing primates by transect in a forest of known primate density
A series of four transect or strip censuses of primates was carried out in a forest in eastern Colombia where the absolute density of the three diurnal species had been previously calculated duringExpand
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Diet of a Group of Callicebus torquatus lugens (Humboldt, 1812) During the Annual Resource Bottleneck in Amazonian Colombia
A group of Callicebus torquatus lugens using a territory of 22.25 ha in eastern Colombia showed a varied diet throughout the annual period of lowest fruit availability. This is a time when theExpand
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The time budget of a group of wild woolly monkeys (Lagothrix lagotricha)
  • T. Defler
  • Biology
  • International Journal of Primatology
  • 1 February 1995
I studied a group of woolly monkeys (Lagothrix lagotricha)for 1800 hr from early 1985 until September 1987 near the lower Apaporis river of the Vaupés Department in the eastern Colombian Amazon. TheExpand
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On the ecology and behavior ofCebus albifrons in eastern Colombia: II. Behavior
A 503-contact-hr study of a 35 member group ofCebus albifrons was conducted in eastern Colombia in 1977 and 1978. The reactions of the group often centered on the largest adult male, which seemedExpand
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