Health evaluation and comparative status of free-ranging proboscis monkeys (Nasalis larvatus) in their natural habitat in Borneo, Sabah, Malaysia


MSc Researcher: Diana Ángeles Ramírez Saldívar

University: Institute of Tropical Biology and Conservation, Universiti Malaysia Sabah

Supervisors: Charles S. Vairappan and Benoît Goossens

Status: Completed

  • Carry out corporal evaluation as a health indicator, by recording full body measurements, physiologic parameters and vital signs.
  • Determine the concentration of some macro and micro minerals, water soluble and fat-soluble vitamins, haematology profile, and serum biochemistry.
  • Evaluated levels of cortisol in serum, faeces, and hair as an indicator of chronic stress.
Proboscis monkeys (Nasalis larvatus) ©Rudi Delvaux