The Status of Nepal's Mammals: The National Red List Series - IUCN
The Status of Nepal's Mammals: The National Red List Series - IUCN
The Status of Nepal's Mammals: The National Red List Series - IUCN
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<strong>National</strong> Distribution<br />
This species may occur within the Annapurna<br />
Conservation Area, Shey Phoksundo <strong>National</strong> Park,<br />
district <strong>of</strong> Humla (locals report sightings, but these<br />
need verification) and possibly other districts in<br />
areas adjoining the Chinese border. <strong>The</strong> Tibetan<br />
Antelope is a trans-boundary species suspected to<br />
move from China (Tibet) into north west Nepal.<br />
Distribution outside Nepal<br />
India, China.<br />
Main Threats<br />
• Poaching for trade.<br />
• Habitat degradation due to overgrazing by<br />
livestock.<br />
References<br />
Schaller 1977, Grzimek 1990, Suwal and Verheugt 1995, Schaller 1998, Schaller et al. 2006,<br />
Nepal <strong>Red</strong> <strong>List</strong> <strong>of</strong> <strong>Mammals</strong> Field Technicians Workshop 2010.<br />
28) Tetracerus quadricornis (de Blainville,<br />
1816)<br />
Common Names<br />
Four-horned Antelope (English); Chauka (Nepali)<br />
Species Description<br />
Coat light brown to red when young, becoming<br />
more yellow with age. Males have two pairs <strong>of</strong><br />
horns, the anterior pair <strong>of</strong> horns are always shorter<br />
than the posterior pair. Females are hornless.<br />
Species Ecology<br />
<strong>The</strong> Four-horned Antelope inhabits tropical and<br />
subtropical habitats, dry deciduous forests, dry Sal<br />
forests and grasslands. <strong>The</strong> Four-horned Antelope is<br />
a browser and mainly feeds on shrubs and legumes.<br />
<strong>The</strong> life history <strong>of</strong> the Four-horned Antelope is not<br />
well known, however based on captive animals, age<br />
at first reproduction is approximately 21 months,<br />
producing one or two young after a gestation<br />
period <strong>of</strong> 8 months (244 days). Peak breeding is<br />
likely to be between June and July.<br />
Conservation <strong>Status</strong><br />
Global: Vulnerable C2a(i)<br />
<strong>National</strong>: Data Deficient<br />
Rationale for assessment: <strong>The</strong>re is insufficient<br />
information available to make an accurate<br />
assessment <strong>of</strong> the extinction risk <strong>of</strong> this species in<br />
Nepal. Further research may result in the species<br />
being allocated a threatened category.<br />
Legal <strong>Status</strong><br />
CITES Appendix III [Nepal]<br />
<strong>List</strong>ed in the <strong>National</strong> Parks and Wildlife<br />
Conservation Act 2029 (1973) as protected priority<br />
species.<br />
<strong>National</strong> Population Size<br />
<strong>The</strong> current population <strong>of</strong> Four-horned Antelope in<br />
Nepal is unknown but likely to be less than 2,500<br />
individuals.<br />
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