By Christina J. Campbell
Spider monkeys are probably the most frequent New global primate genera, starting from southern Mexico to Bolivia. even if they're universal in zoos, spider monkeys are generally very tricky to review within the wild, simply because they're fast paced, reside excessive within the cover and are mostly present in small subgroups that adjust in dimension and composition during the day. The earlier decade has visible a variety in examine being conducted in this genus and this publication is an assimilation of either released and formerly unpublished learn. it's a complete resource of data for educational researchers and graduate scholars drawn to primatology, evolutionary anthropology and behavioral ecology and covers issues resembling taxonomy, vitamin, sexuality and copy, and conservation.
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Additional resources for Spider Monkeys: The Biology, Behavior and Ecology of the Genus Ateles
F. (1993). Tooth form and diet in ateline and alouattine primates: reflections on the comparative method. Am. J. , 293A, 356–382. Armstrong, E. and Shea, M. A. (1997). Brains of New World and Old World monkeys. In New World Primates: Ecology, Evolution, and Behavior, ed. W. G. Kinzey, New York: Aldine de Gruyter, pp. 25–44. Ashton, E. H. and Oxnard, C. E. (1963). The musculature of the primate shoulder. Trans. Zool. Soc. , 29, 553–650. Ashton, E. H. and Oxnard, C. E. (1964). Functional adaptations in the primate shoulder girdle.
Rosenberger, L. Halenar, S. B. Cooke et al. a major step forward. It is the Big Idea behind all manner of evolutionary hypotheses about the natural history of Ateles and the atelins. Cladistics, however, is only a piece of the puzzle. A broader, more penetrating question asks: How, ecologically, did Ateles evolve? The Rosenberger and Strier (1989) scenario, as mentioned, attempted to get at some of the answers by examining how and why anatomical and behavioral features evolved transformationally among atelines.
Orlosky (1973) provided useful descriptive statistics for canine length and breadth dimensions in A. geoffroyi and A. belzebuth, and concluded that metric sexual dimorphism was minimal but varied in its expression in the two. Kay et al. (1988), examining A. geoffroyi, A. fusiceps (including specimens now known as A. geoffroyi fusciceps and A. g. robustus) and A. paniscus found Morphology and evolution 27 consistent degrees of dimorphism in each taxa. Using multivariate analysis, they developed a combined measure of tooth diameters, which effectively showed that males were about 10% larger than females.