Centre for Education, Research and Conservation of Primates and Nature, Nigeria www.cercopan.org
Endangered Primate Rescue Centre - Vietnam www.primatecenter.org
Gibbon Network and Gibbon Research Lab www.gibbons.de
Great Apes Survival Project GRASP www.unep.org/grasp
IUCN Red List: www.redlist.org
IUCN Conservation Guidelines and Policy Statements www.iucn.org/themes/ssc/pubs/policy/index.htm
IUCN Re-introduction Guidelines www.iucn.org/themes/ssc/pubs/policy/reinte.htm
International Primate Protection League www.ippl.org
Lemur information www.tsidy.com/lemurs/index.asp
Primate Info Net pin.primate.wisc.edu
Primate Conservation Inc. www.primate.org
For-Conservation Foundation of Panamaian Primates (FCPP) http://fcprimatespanama.org/