Description of the Twenty-one Wildlife Species
Information on the bird species is from Perrins (1990) and Stiles and Skutch (1989). Information on mammals is from Nowak (1991) and Timm et al. (1989). Information on reptiles is from Burton and Burton (1975) and Ross and Magnusson (1989). Data on the status of species is from the World Conservation Union (1988) and MINAREM/MNCR/INBIO (1992).
Alouatta palliata (mantled howler monkey, Mono congo). The howler monkey is among the largest of the New World primates, with a head and body length of 56 to 92 centimeters and a tail length of 59 to 92 centimeters. It has a preference for primary forest but occurs in disturbed habitats as well and can be found between southern Mexico and Ecuador. It is the most abundant nonhuman primate in Costa Rica. The howler monkey is not listed by the IUCN.
Ateles geoffroyi (black-handed spider monkey, Mono colorado). The spider monkey is an agile primate measuring 38 to 64 centimeters in head and body length and 51 to 89 centimeters in tail length. The black-handed spider monkey inhabits rain and montane forests between northeastern and western Mexico and western Panama. The spider monkey is listed as vulnerable by the IUCN.