Vervet Monkey
- Factsheet on Cercopithecus pygerythrus, with a photograph and information on its habits and interactions with man.
- http://www.yptenc.org.uk/docs/factsheets/animal_facts/verevet_monkey.html

Wildlife Conservation Society : Mandrill
- Very little is known of the ecology of mandrills in the wild. WCS undertakes biometrical research into the development of robust census techniques.
- http://www.wcs.org/international/Africa/gabon/mandrillconservation

Mandrill (Mandrillus sphinx)
- Range, habitat, reproduction, diet, and behavior. Includes a photo. From the Phoenix Zoo.
- http://www.phoenixzoo.org/learn/animals/animal_detail.aspx?FACT_SHEET_ID=100019

Tai Monkey Project
- Study of the behavioral ecology of eight species of forest monkeys in the Tai National Park, Ivory Coast.
- http://www.orn.mpg.de/~knauer/noe/taan.html

Hamadryas Baboon
- Facts, photos, and videos of Papio hamadryas from theBigZoo.com.
- http://www.thebigzoo.com/Animals/Hamadryas_Baboon.asp

Amboseli Baboon Research Project
- Information about the long-term, coordinated series of studies of Yellow Baboons (Papio cynocephalus) in the Amboseli region of East Africa. Includes detailed information about life history and behavior.
- http://www.princeton.edu/~baboon/

Vervet Monkey Foundation
- Group dedicated to Cercopithecus aethiops conservation in South Africa.
- http://www.enviro.co.za/vervet/

Mandrill - theBigZoo.com
- Facts, photos and 3 videos of the mandrill.
- http://www.thebigzoo.com/Animals/Mandrill.asp