Craig David is a retired music performer.
Thomas R. Defler -LRB- born 26 November 1941 ; Denver , Colorado -RRB- is a North American primatologist who lives and works in Colombia .. Denver. Denver. Colorado. Colorado. primatologist. Primatology. Colombia. Colombia. He earned his PhD from the University of Colorado at Denver in 1976 and then he moved to Colombia .. Denver. Denver. Colorado. Colorado. Colombia. Colombia. PhD. PhD. University of Colorado. University of Colorado Denver. Defler worked in eastern Colombia , in the Llanos until 1984 and then in the Amazonian Vaupes Department where he developed and lived in his research station , Estacion Biologica Caparu until 1998 when he was obligated to flee from his research station by FARC guerrillas .. Colombia. Colombia. Llanos. Los Llanos, Venezuela. Vaupes Department. Vaupes Department. FARC. FARC. He had run a primate rehabilitation center in Vaupes .. He is the author of many papers about primates and of the books Primates de Colombia -LRB- 2003 -RRB- , Primates of Colombia -LRB- 2004 -RRB- and Historia Natural de los Primates Colombianos -LRB- 2010 -RRB- .. Colombia. Colombia. He also edited a monograph on woolly monkeys .. Currently , he heads another Amazonian research station that he has developed in the southern Colombian Amazon , Estacion Ecologica Ome , that is affiliated with the National University of Colombia and he teaches at the Bogota campus of the same university .. Colombia. Colombia. National University of Colombia. National University of Colombia. Bogota. Bogota. Colombian Amazon. Amazon Region of Colombia. He and the Colombian biologist Marta Bueno are credited with first describing Hernandez-Camacho 's night monkey -LRB- Aotus jorgehernandezi -RRB- in 2007 .. Marta Bueno. Marta Bueno. night monkey. night monkey. Aotus. Night monkey. Together with Javier Garcia , he led an expedition in which they discovered and described a new species of titi monkey , the Caqueta titi -LRB- Callicebus caquetensis -RRB- .. titi monkey. titi monkey. Caqueta titi. Caqueta titi. Using karyotypes , Defler has done work clarifying the taxonomy of various species of night monkey -LRB- Aotus -RRB- .. night monkey. night monkey. Aotus. Night monkey. He has done field studies in the Colombian llanos and the Colombian Amazon on the white-fronted capuchin -LRB- Cebus albifrons -RRB- , the brown woolly monkey -LRB- Lagothrix lagothricha -RRB- , the black-headed uakari -LRB- Cacajao melanocephalus -RRB- , the black titi -LRB- Callicebus lugens -RRB- , the Lucifer titi -LRB- Callicebus lucifer -RRB- , and the Venezuelan red howler -LRB- Alouatta seniculus -RRB- and has accomplished many primate censuses in different parts of eastern Colombia .. Colombia. Colombia. woolly monkey. woolly monkey. llanos. Los Llanos, Venezuela. Colombian Amazon. Amazon Region of Colombia. white-fronted capuchin. white-fronted capuchin. brown woolly monkey. brown woolly monkey. black-headed uakari. black-headed uakari. black titi. black titi. Lucifer titi. Lucifer titi. Venezuelan red howler. Venezuelan red howler