White-bellied Duiker

AT A GLANCE
Common Name: White-bellied Duiker
Scientific Name: Cephalophus leucogaster
Category: Mammals
Subcategory: Antelopes & Gazelles
Size: Shoulder height 45 to 50 cm (18 to 20 in); head-body length 90 to 100 cm (35 to 39 in)
Weight: 15 to 20 kg (33 to 44 lb)
Lifespan: 10 to 12 years in the wild; up to 15 years in captivity
Diet: Frugivorous / Herbivorous (fallen canopy fruits, seeds, nuts, tender leaves, fungi, and occasional snails)
Habitat: Dense, undisturbed equatorial lowland rainforests, gallery forests, and primary swamp forests with intact canopy cover
Range: Central Africa, across the Congo Basin in Cameroon, Central African Republic, Gabon, Republic of the Congo, and Democratic Republic of the Congo
Conservation Status: Least Concern (IUCN Red List)

Overview

The White-bellied Duiker (Cephalophus leucogaster) is an elegant, secretive forest antelope endemic to the vast, humid tropical rainforests of the Congo Basin in Central Africa. Named for its immaculate, crisp white underside that contrasts sharply with its rich copper-chestnut back, it is a master of navigating dense, equatorial jungle undergrowth.

Biology and Physical Characteristics

The White-bellied Duiker has a smooth, glossy coat of bright reddish-chestnut to copper along the flanks, traversed down the midline of the back by a bold, wide black dorsal stripe that broadens over the rump and extends down the tail. Its ventral surface, throat, and inner legs are pure, dazzling white. Both males and females carry short, sharp, conical horns (6 to 12 cm long) ringed at the base and directed backward along the plane of the face.

Behavior and Ecology

A solitary, territorial forest dweller, the White-bellied Duiker is predominantly diurnal and crepuscular, moving along habitual trails beneath the primary forest canopy. It relies heavily on its keen sense of smell to locate sweet fallen fruits dropped by frugivorous primates and hornbills, using its powerful jaw muscles to crack hard forest seeds and nuts.

Conservation and Human Impact

Classified as Least Concern by the IUCN due to its extensive range across the Congo Basin, the species is nonetheless in gradual decline. It is heavily targeted by commercial wire-snare bushmeat hunting supplying urban African markets and suffers from forest fragmentation caused by industrial logging roads.

Interesting Factoid

The White-bellied Duiker wears a natural high-contrast tuxedo: its back is bright fiery copper with a jet-black racing stripe down the middle, offset underneath by a spotless snow-white belly.