Distribution, ecology, life history, genetic variation, and risk of extinction of nonhuman primates from Costa Rica
Rev. biol. trop
;
52(3): 679-693, sept. 2004. tab
Article
Dans Anglais
| LILACS
| ID: lil-501713
ABSTRACT
We examined the association between geographic distribution, ecological traits, life history, genetic diversity, and risk of extinction in nonhuman primate species from Costa Rica. All of the current nonhuman primate species from Costa Rica are included in the study; spider monkeys (Ateles geoffroyi), howling monkeys (Alouatta palliata), capuchins (Cebus capucinus), and squirrel monkeys (Saimiri oerstedii). Geographic distribution was characterized accessing existing databases. Data on ecology and life history traits were obtained through a literature review. Genetic diversity was characterized using isozyme electrophoresis. Risk of extinction was assessed from the literature. We found that species differed in all these traits. Using these data, we conducted a Pearson correlation between risk of extinction and ecological and life history traits, and genetic variation, for widely distributed species. We found a negative association between risk of extinction and population birth and growth rates; indicating that slower reproducing species had a greater risk of extinction. We found a positive association between genetic variation and risk of extinction; i.e., species showing higher genetic variation had a greater risk of extinction. The relevance of these traits for conservation efforts is discussed.
Alouatta palliata; Alouatta palliata; Ateles geoffroyi; Ateles geoffroyi; Biological conservation; Cebus capucinus; Cebus capucinus; Conservación biológica; Destrucción del habitat; Habitat destruction; Isozimas; Isozymes; Monos del Nuevo Mundo; New World monkeys; Saimiri oerstedii; Saimiri oerstedii
Texte intégral:
Disponible
Indice:
LILAS (Amériques)
Sujet Principal:
Variation génétique
/
Haplorhini
/
Écosystème
/
Extinction biologique
Type d'étude:
Etude d'étiologie
/
Facteurs de risque
Limites du sujet:
Animaux
Pays comme sujet:
Amérique centrale
/
Costa Rica
langue:
Anglais
Texte intégral:
Rev. biol. trop
Thème du journal:
Biologie
/
Médecine tropicale
Année:
2004
Type:
Article
Pays d'affiliation:
Costa Rica
/
États-Unis d'Amérique
Institution/Pays d'affiliation:
Duke University/US
/
Universidad Nacional de Costa Rica/CR
/
Universidad de Costa Rica/CR
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