Animalia > Chordata > Mammalia > Primates > Cercopithecoidea > Cercopithecidae > Cercopithecus > Cercopithecus ascanius

Cercopithecus ascanius (black-cheeked white-nosed monkey)

Wikipedia Abstract

The red-tailed monkey, black-cheeked white-nosed monkey, red-tailed guenon, redtail monkey, or Schmidt's guenon (Cercopithecus ascanius) is a species of primate in the family Cercopithecidae. It is found in Angola, Cameroon, Central African Republic, Democratic Republic of the Congo, Kenya, Rwanda, South Sudan, Tanzania, Uganda, Zambia, and possibly Burundi. The red-tailed monkey is usually black, red, or orange.
View Wikipedia Record: Cercopithecus ascanius


Cercopithecus ascanius ascanius (Black-cheeked Red-tailed Monkey)
Cercopithecus ascanius atrinasus (Black-nosed Red-tailed Monkey)
Cercopithecus ascanius katangae (Katanga Red-tailed Monkey)
Cercopithecus ascanius schmidti (Schmidt's Red-tailed Monkey)
Cercopithecus ascanius whitesidei (Yellow-nosed Red-tailed Monkey)

EDGE Analysis

Uniqueness Scale: Similiar (0) 
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
 Unique & Vulnerable (100)
ED Score: 5.21
EDGE Score: 1.83


Arboreal [1]  Yes
Gestation [3]  4 months 27 days
Litter Size [3]  1
Litters / Year [3]  1
Maximum Longevity [3]  31 years
Snout to Vent Length [2]  17 inches (44 cm)
Weaning [3]  6 months 2 days
Adult Weight [2]  8.625 lbs (3.912 kg)
Birth Weight [3]  371 grams
Female Weight [2]  7.055 lbs (3.20 kg)
Male Weight [2]  10.194 lbs (4.624 kg)
Weight Dimorphism [2]  44.5 %
Diet [4]  Carnivore (Invertebrates), Carnivore (Vertebrates), Frugivore, Granivore, Herbivore
Diet - Fruit [4]  50 %
Diet - Invertibrates [4]  20 %
Diet - Plants [4]  10 %
Diet - Seeds [4]  10 %
Diet - Vertibrates [4]  10 %
Forages - Arboreal [4]  100 %
Female Maturity [3]  4 years 6 months


Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Gombe National Park II 8799 Tanzania
Kahuzi-Biéga National Park II 1647768 Democratic Republic of the Congo  
Kibale National Park II 196202 Uganda
Mahale Mountains National Park II 398414 Tanzania
Minziro Forest Reserve 76954 Tanzania  

Biodiversity Hotspots

Name Location Endemic Species Website
Eastern Afromontane Burundi, Democratic Republic of Congo, Ethiopia, Eritrea, Kenya, Malawi, Mozambique, Rwanda, Saudi Arabia, Tanzania, Uganda, Yemen, Zimbabwe No

Prey / Diet

Prey / Diet Overlap


Stephanoaetus coronatus (Crowned Eagle)[9]


Parasitized by 
Entamoeba coli[10]
Entamoeba hartmanni[10]
Entamoeba histolytica[10]
Pedicinus ferrisi[6]

Institutions (Zoos, etc.)

Range Map



External References



Attributes / relations provided by
1Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at
2Nathan P. Myhrvold, Elita Baldridge, Benjamin Chan, Dhileep Sivam, Daniel L. Freeman, and S. K. Morgan Ernest. 2015. An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96:3109
3de Magalhaes, J. P., and Costa, J. (2009) A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774
4Hamish Wilman, Jonathan Belmaker, Jennifer Simpson, Carolina de la Rosa, Marcelo M. Rivadeneira, and Walter Jetz. 2014. EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95:2027
5Specialization and interaction strength in a tropical plant-frugivore network differ among forest strata, Matthias Schleuning, Nico Blüthgen, Martina Flörchinger, Julius Braun, H. Martin Schaefer, and Katrin Böhning-Gaese, Ecology, in press.
6Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
7"Fig-eating by vertebrate frugivores: a global review", MIKE SHANAHAN, SAMSON SO, STEPHEN G. COMPTON and RICHARD CORLETT, Biol. Rev. (2001), 76, pp. 529–572
8Frugivory and the Fate of Dispersed and Non-Dispersed Seeds of Six African Tree Species, Colin A. Chapman and Lauren J. Chapman, Journal of Tropical Ecology Vol. 12, No. 4 (Jul., 1996), pp. 491-504
9Predatory behavior of crowned hawk-eagles (Stephanoaetus coronatus) in Kibale National Park, Uganda, John C. Mitani · William J. Sanders Jeremiah S. Lwanga · Tammy L. Windfelder, Behav Ecol Sociobiol (2001) 49:187–195
10Nunn, C. L., and S. Altizer. 2005. The Global Mammal Parasite Database: An Online Resource for Infectious Disease Records in Wild Primates. Evolutionary Anthroplogy 14:1-2.
Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 WWF WildFINDER
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
Abstract provided by DBpedia licensed under a Creative Commons License