The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

  • 1998. website, Mammal Species of the World
  • 2009. "Two-toed Sloth, Choloepus didactylus & Choloepus hoffmanni " (On-line). Fact Sheets- San Diego Zoo Library. Accessed November 03, 2009 at http://library.sandiegozoo.org/factsheets/sloth/sloth.htm#behavior.
  • Buchholtz, E., C. Stepien. 2009. Anatomical transformation in mammals: developmental origin of aberrant cervical anatomy in tree sloths. Evolution & Development, 11:1: 69-79.
  • Buck, J. 1992. AN INVENTORY OF THE VERTEBRATE FAUNA ASSOCIATED WITH BANANA PLANTATIONS AND OTHER AREAS AT THE ESCUELA DE AGRICULTURA DE LA REGION TROPICAL HUMEDA (E.A.R.T.H.). Guácimo, Limón, Costa Rica. 53 p.
  • Carey, J. R., and D. S. Judge. 2001. Mammals. Pages 32-65 in J. R. Carey and D. S. Judge, editors. Longevity Records: Life Spans of Mammals, Birds, Amphibians, Reptiles and Fish. Odense University Press.
  • Chinchilla, F. 1994. La dieta del "jaguar" (Panthera onca), el "puma" (Felis concolor), el "manigordo" (Felis pardalis) (Carnivora, Felidae) y dos métodos de evaluación de su abundancia relativa en el Parque Nacional Corcovado, Costa Rica. Tesis de Maestría en Manejo de Vida Silvestre. Sistema de Estudios de Postgrado, Programa Regional en Manejo de Vida Silvestre para Mesoamérica y el Caribe. Heredia, Costa Rica. 49 p.
  • Corbet, G.B. & J.E. Hill. 1991. A world list of mammalian species. Oxford University, London, England. 243 p..
  • Damuth, J. 1993. Cope's rule, the island rule and the scaling of mammalian population density. Nature 365:748-750.
  • Eisenberg, J. E. 1989. Mammals of the Neotropics, University of Chicago Press, Chicago, Illinois, USA..
  • Eisenberg, J. E., and K. H. Redford. 1999. Mammals of the Neotropics, University of Chicago Press, Chicago, Illinois, USA.
  • Eisenberg, J., K. Redford. 2005. Mammals of the Neotropics. London: University Of Chicago Press.
  • Emmons, L. H. 1990. Neotropical Rainforest Animals. University of Chicago Press, London.
  • G. Crile and D. P. Quiring. 1940. A record of the body weight and certain organ and gland weights of 3690 animals. Ohio Journal of Science 40(5):219-259
  • Gardner, A. 2007. Mammals of South America. Chicago: University Of Chicago Press.
  • Gilmore, D., C. Da Costa, D. Duarte. 2001. Sloth biology: an update on their physiological ecology, behavior and role as vectors of arthropods and arboviruses. Brazilian Journal of Medical and Biological Research, 34:1: 9-25.
  • Goodwin, G.C.. 1946. Mammals of Costa Rica. Bulletin of The American Museum of Natural History 87(5): 271-473..
  • Hall, E.R..1981. Mammals of North America. Vols. 1 and 2. John Wiley, New York. 1175 p.
  • Hayssen, V., A. V. Tienhoven, and A. V. Tienhoven. 1993. Asdell's Patterns of Mammalian Reproduction: A Compendium of Species-Specific Data. Cornell University Press, Ithaca, New York, USA.
  • IUCN, 2009. "IUCN Red List of Threatened Species" (On-line). Accessed November 25, 2009 at www.iucnredlist.org.
  • Lopes, M., S. Ferrari. 2000. Effects of Human Colonization on the Abundance and Diversity of Mammals in Eastern Brazilian Amazonia. Conservation Biology, 14(6): 1658-1665.
  • Lovegrove, B. G. 2000. The Zoogeography of Mammalian Basal Metabolic Rate. American Naturalist 156:201-219.
  • Macdonald, D. 2006. The Princeton Encyclopedia of Mammals. New Jersey: Princeton University Press.
  • McKenzie, A., G. Ernst, Z. Taranu. 2005. "Behavioural Studies and Rehabilitation of Sloths in Parque Natural Metropolitano " (On-line pdf). Accessed November 05, 2009 at http://www.mcgill.ca/files/pfss/Sloths_Report.pdf.
  • Mendel, F. 1981. Use of Hands and Feet of Two-Toed Sloths (Choloepus hoffmanni) during Climbing and Terrestrial Locomotion. Journal of Mammalogy, 62(2): 413-421.
  • Meritt, D. A. J. 1985. The two-toed Hoffman's sloth, Choloepus hoffmanni peters. Pages 333-346 in G. G. Montgomery, editor. The Evolution and Ecology of Armadillos, Sloths, and Vermilinguas. Smithsonian Institution Press, Washington D.C., USA.
  • Molina, H, C. Roldán, A. Saénz & S. Torres. 1986. Hallazgo de Bradypus griseus y Choloepus hoffmanni (Edentata, Bradypodidae) en tierras altas de Costa Rica. Rev. Biol. Trop. 34: 165-166.
  • Moreno, S., T. Plese. 2006. The Illegal Traffic in Sloths and Threats to Their Survival in Colombia. Edentata, 7: 10-17.
  • Naples, V. 1982. Cranial Osteology and Function in the Tree Sloths, Bradypus and Choloepus . American Museum of Natural History, 2739: 1-41.
  • Nowak, R. 1999. Walker's Mammals of the World. Baltimore: The Johns Hopkins University Press.
  • Nowak, R. M. 1991. Walker's Mammals of the World. 5 edition. The John Hopkins University Press, Baltimore & London.
  • Nowak, R.M. 1991. Walker's Mammals of the World. Fifth Edition. The John Hopkins University. Baltimore. 1362 p.
  • Orrell T. (custodian) (2013). ITIS Global: The Integrated Taxonomic Information System (version Sept 12). In: Species 2000 & ITIS Catalogue of Life, 11th March 2013 (Roskov Y., Kunze T., Paglinawan L., Orrell T., Nicolson D., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Hernandez F., De Wever A., eds). Digital resource at www.catalogueoflife.org/col/. Species 2000: Reading, UK.
  • Reid, F.. 1997. A FIELD GUIDE TO THE MAMMALS OF CENTRAL AMERICA & SOUTHEAST MEXICO. Oxford University Press, New York. 334 p.
  • Rodríguez, J. & F. Chinchilla. 1996. Lista de Mamíferos de Costa Rica. Rev. Biol. Trop. 44(2): 877-890.
  • Sibaja-Morales, K., J. Oliveria, A. Jimenez Rocha, J. Hernandez Gamboa, J. Prendas Gamboa, F. Arroyo Murillo, J. Sandi, Y. Nunez, M. Baldi. 2009. GASTROINTESTINAL PARASITES AND ECTOPARASITES OF BRADYPUS BARIEGATUS AND CHOLOEPUS HOFFMANNI SLOTHS IN CAPTIVITY FROM COSTA RICA. Journal of Zoo and Wildlife Medicine, 40(1): 86-90.
  • Smith, F. A., S. K. Lyons, S. K. M. Ernest, K. E. Jones, D. M. Kaufman, T. Dayan, P. Marquet, J. H. Brown, and J. P. Haskell. 2003. Body size of late Quaternary mammals. Ecology 84:3403.
  • Taube, E., J. Keravec, J. Vie, J. Duplantier. 2001. Reproductive biology and postnatal development in sloths, Bradypus and Choloepus: reveiw with original data from the field (French Guiana) and from captivity. Mammal Review, 31: 173-188.
  • Timm, R., D. E. Wilson, B.Clauson, R. LaVal & C. Vaughan. 1989. Mammals of the La Selva-Braulio Carrillo complex, Costa Rica. Fish and Wildlife Service, U.S.A.. North American Fauna 75. 162 p
  • Universidad de Costa Rica. s.f.. Catálogo de Mamíferos. Museo de Zoología, Escuela de Biología, Universidad de Costa Rica. s.d..
  • Vaughan, T., J. Ryan, N. Czaplewski. 2000. Mammalogy. United States: Thomson Learning.
  • Vizcaíno, S., W. Loughry. 2008. The Biology of the Xenarthra. Gainsville, Florida: The University Press of Florida.
  • Wilson, D.E. & D.M. Reeder (eds.). 1993. Mammals Species of the World: a taxonomic and geographic reference. Second Edition. Smithsonian Institution Press, Washington. 1.206 p.
  • Wilson, D.E. 1983. Checklist of Mammals. Pp. 443-448, In: D.H. Janzen (ed.). Costa Rican Natural History. University of Chicago Press. Chicago.
  • Wilson, Don E., and DeeAnn M. Reeder, eds. 1992. Mammal Species of the World: A Taxonomic and Geographic Reference, 2nd ed., 3rd printing
  • Wilson, Don E., and DeeAnn M. Reeder, eds. 1993. Mammal Species of the World: A Taxonomic and Geographic Reference, 2nd ed., 3rd printing. xviii + 1207
  • Wilson, Don E., and DeeAnn M. Reeder, eds. 2005. Mammal Species of the World: A Taxonomic and Geographic Reference, 3rd ed., vols. 1 & 2
  • Wilson, Don E., and DeeAnn M. Reeder, eds. 2005. Mammal Species of the World: A Taxonomic and Geographic Reference, 3rd ed., vols. 1 & 2. 2142
  • Wilson, Don E., and F. Russell Cole. 2000. Common Names of Mammals of the World
  • Wilson, Don E., and F. Russell Cole. 2000. Common Names of Mammals of the World. xiv + 204
  • Wujed, D.E. & P. Timpano. 1986. Rufusia (Porphyridiales, Phragmonemataceae), a new alga from sloth hair. Brenesia 25-26: 163-168.

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