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The horse (Equus ferus caballus) [2] [3] is a domesticated, one-toed, hoofed mammal. It belongs to the taxonomic family Equidae and is one of two extant subspecies of Equus ferus. The horse has evolved over the past 45 to 55 million years from a small multi-toed creature, Eohippus, into the large, single-toed animal of today.
Equidae (commonly known as the horse family) is the taxonomic family of horses and related animals, including the extant horses, asses, and zebras, and many other species known only from fossils. The family evolved more than 50 million years ago, in the Eocene epoch, from a small, multi-toed ungulate into larger, single-toed animals.
Equus (/ ˈ ɛ k w ə s, ˈ iː k w ə s /) [3] is a genus of mammals in the family Equidae, which includes horses, asses, and zebras.Within the Equidae, Equus is the only recognized extant genus, comprising seven living species.
Przewalski's horse (/(p) ʃ ə ˈ v ɑː l s k iː z, ˌ p ɜːr ʒ ə-/ (p)shə-VAHL-skeez, PUR-zhə-; [3] Russian: [prʐɨˈvalʲskʲɪj] (Пржевальский); Polish: [pʂɛˈvalskʲi]; Equus ferus przewalskii or Equus przewalskii [4]), also called the takhi (Mongolian: Тахь), [5] Mongolian wild horse or Dzungarian horse, is a rare and endangered horse originally native to the ...
Horse flies and deer flies [a] are true flies in the family Tabanidae in the insect order Diptera. The adults are often large and agile in flight. The adults are often large and agile in flight. Only females bite land vertebrates, including humans, to obtain blood .
Wild horse Temporal range: earliest Middle Pleistocene -Recent 0.8–0 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓ Top left: Equus ferus caballus (horses) Top right: Equus ferus przewalskii (Przewalski's horse) Below left: Equus ferus ferus † (tarpan) Below right: Equus ferus fossil from 9100 BC Conservation status Endangered (IUCN 3.1) Scientific classification Domain: Eukaryota Kingdom ...
Extinct equids restored to scale. Left to right: Mesohippus, Neohipparion, Eohippus, Equus scotti and Hypohippus. Wild horses have been known since prehistory from central Asia to Europe, with domestic horses and other equids being distributed more widely in the Old World, but no horses or equids of any type were found in the New World when European explorers reached the Americas.
Equus lambei, commonly known as the Yukon horse or Yukon wild horse, [1] [2] is an extinct species of the genus Equus. Equus lambei ranged across North America until approximately 10,000 years ago. Based on recent examinations of the mtDNA of Equus lambei remains, scientists have concluded that E. lambei was probably much like the extinct ...