There are currently in the world, seven species of wild equids, spread across Asia and Africa.
Maps below (from the IUCN equid action plan):
Green - historical range
Red - current range
Plain zebra - Equus burchellii
| Height
at withers: 1.20 to 1.35 m Length: 2.40 m Weight: 300 kg Number: 663,200 individuals Sub-species : Grant zebra or Böhm zebra, Sélous zebra, Chapman zebra and Damara zebra (sometimes mixed), Burchell zebra (probably extinct since 1930), Quagga (extinct since 1883) |
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Grévy's zebra - Equus grevyi
| Height
at withers: 1.50 to 1.60 m Length: 3 m Weight: 400 to 450 kg Number: 3,200 individuals |
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Mountain zebra - Equus zebra
| Height
at withers: 1.20 to 1.30 m Length: 2.20 m Weight: 250 to 370 kg Number: 18,100 to 33,800 individuals Sub-species: Cap mountain zebra, Hartmann's zebra |
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African wild ass - Equus africanus
| Height
at withers: 1.25 to 1.45 m Length: 2 m Weight: 230 to 275 kg Number: less than 1000 Sub-species: Somalian wild ass, Nubian wild ass (extinct) |
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Asian wild ass - Equus hemionus
| Height
at withers: 1.50 m Length: 2,10 m Weight: 350 to 400 kg Number: 10,000 to 30,000 Sub-species: Syrian ass (extinct since 1927), Onager, Kher (India), Khulan |
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Kiang - Equus kiang
| Height
at withers: 1.32 to 1.42 m Length: ? m Weight: 250 to 400 kg Number: 60,000 to 70,000 Sub-species: South Kiang and West Kiang |
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Przewalski's horse - Equus ferus przewalski
| Height
at withers: 1.20 to 1.45 m Length: 2.10 m Weight: 250 to 350 kg Number: 1600 in captivity and ongoing reintroduction programs |
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