Authenticated (10/04/2006) by Matt Richardson, independent primatologist and writer.
Glossary
Arboreal: living in trees.
Diurnal: active during the day.
Endemic: a species or taxonomic group that is only found in one particular country or geographic area.
Folivorous: leaf eating.
Subspecies: a population usually restricted to a geographical area that differs from other populations of the same species, but not to the extent of being classified as a separate species.