Black-fronted Duiker
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The black-fronted duiker (''Cephalophus nigrifrons'') is a small
antelope The term antelope refers to numerous extant or recently extinct species of the ruminant artiodactyl family Bovidae that are indigenous to most of Africa, India, the Middle East, Central Asia, and a small area of Eastern Europe. Antelopes do ...
found in central and west-central
Africa Africa is the world's second-largest and second-most populous continent after Asia. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 20% of Earth's land area and 6% of its total surfac ...
.


Description

The black-fronted duiker is a compact, short-necked, and active antelope that gets its name from the broad black streak that runs from the nose to its forehead, a feature distinguishing it from its congeners. It has a glossy coat that is deep reddish-mahogany to a lighter orange-chestnut in colour, the hair becoming sparser and darker on the long legs. It has a short tail that is black with a white tip and short, pointed horns, measuring , which are carried by both sexes and are used for defense against other duikers and predators. Their elongated hooves appear to be an adaptation to the wet habitats they seem to prefer. It weighs and has a shoulder height of .


Distribution

The black-fronted duiker is found in central and west-central Africa, with an isolated population in the Niger Delta in eastern
Nigeria Nigeria, officially the Federal Republic of Nigeria, is a country in West Africa. It is situated between the Sahel to the north and the Gulf of Guinea in the Atlantic Ocean to the south. It covers an area of . With Demographics of Nigeria, ...
and then from southern
Cameroon Cameroon, officially the Republic of Cameroon, is a country in Central Africa. It shares boundaries with Nigeria to the west and north, Chad to the northeast, the Central African Republic to the east, and Equatorial Guinea, Gabon, and the R ...
east to western
Kenya Kenya, officially the Republic of Kenya, is a country located in East Africa. With an estimated population of more than 52.4 million as of mid-2024, Kenya is the 27th-most-populous country in the world and the 7th most populous in Africa. ...
and south to northern
Angola Angola, officially the Republic of Angola, is a country on the west-Central Africa, central coast of Southern Africa. It is the second-largest Portuguese-speaking world, Portuguese-speaking (Lusophone) country in both total area and List of c ...
.


Habitat

The black-fronted duiker occurs in montane, lowland, and swamp forests, from near sea level up to an altitude of . It is frequently recorded in wetter areas such as marshes or on the margins of rivers or streams.


Habits

The black-fronted duiker is territorial and monogamous, each pair owning a territory that it defends against neighbours and is marked using the secretions of the facial glands. The pair have habitual paths within their territory that connect sleeping sites with feeding areas and allow them to be active during both day and night. They are mainly browsers but will also feed on fruit.


Subspecies

The currently recognised subspecies are: *''Cephalophus nigrifrons fosteri'' St. Leger, 1934 *''Cephalophus nigrifrons hooki'' St. Leger, 1934 *''Cephalophus nigrifrons hypoxanthus'' Grubb and Groves, 2002 *''Cephalophus nigrifrons kivuensis'' Lönnberg, 1919 *''Cephalophus nigrifrons nigrifrons'' Gray, 1871 . *''Cephalophus nigrifrons rubidus'' Thomas, 1901: Ruwenzori duiker


References


External links

* * {{DEFAULTSORT:duiker, black-fronted black-fronted duiker Fauna of Central Africa black-fronted duiker black-fronted duiker