Red-bellied lemur  (Eulemur rubriventer)

Cathemeral: Active intermittently throughout the day and night, rather than exclusively during the day or night.
Endemic: A species or taxonomic group that is only found in one particular country or geographic area.
Genus: A category used in taxonomy, which is below ‘family' and above ‘species'. A genus tends to contain species that have characteristics in common. The genus forms the first part of a ‘binomial' Latin species name; the second part is the specific name.
Invertebrates: Animals with no backbone.
Primary: Relating to forest, forest that has remained undisturbed for a long time and has reached a mature condition.
Quadrupedally: Walking on all fours.
Secondary rainforest: Forest that has re-grown after a major disturbance, such as fire or timber harvest, but has not yet reached the mature state of primary forest.
Sexual dimorphism: When males and females of the same species differ in appearance.
Slash-and-burn: The cutting and burning of forests or woodlands to create space for agriculture or livestock.
Territorial: An animal, a pair of animals or a colony that occupies and defends an area.

1. IUCN Red List (March, 2008)
   http://www.iucnredlist.org/
   
2. Garbutt, N. (1999) Mammals of Madagascar. Pica Press, East Sussex.
   
3. CITES (March, 2008)
   http://www.cites.org
   
4. Duke University Lemur Centre (June, 2008)
   http://www.lemur.duke.edu/
   
5. Mittermeier, R.A., Konstant, W.R., Hawkins, F., Louis, E.E., Langrand, O., Ratsimbazafy, J., Rasoloarison, R., Ganzhorn, J.U., Rajaobelina, S., Tattersall, I. and Meyers, D.M. (2006) Lemurs of Madagascar. Second Edition. Conservation International, Washington, DC.