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Brachyteles: Woolly Spider Monkey, or Muriqui - English
URL: http://www.press.jhu.edu/books/walker/primates.cebidae.brachyteles.html

The single species, B. arachnoides, occurs in southeastern Brazil, formerly being found from the state of Bahia to the state of Sao Paulo.

[ eng ]

Woolly Spider Monkey (Brachyteles arachnoides) - English
URL: http://members.tripod.com/uakari/brachyteles_arachnoides.html

The behavior of the woolly spider monkey, Brachyteles arachnoides.

[ eng ]