1. Wild horse of central Asia that resembles an ass; now endangered
   - Przewalski's horse, Przevalski's horse, Equus caballus przevalskii

Type of: wild horse

• ornery
• ornithine
• Ornithischia
• ornithischian
• ornithischian dinosaur
• Ornithogalum
• Ornithogalum pyrenaicum
• Ornithogalum thyrsoides
• Ornithogalum umbellatum
• ornithological
• ornithologist
• ornithology
• ornithomimid
• Ornithomimida
• ornithopod
• ornithopod dinosaur
• Ornithopoda
• ornithopter
• Ornithorhynchidae
• Ornithorhynchus
• Ornithorhynchus anatinus
• ornithosis
• Orobanchaceae
• orogeny
• orography