wild horse of central Asia that resembles an ass; now endangered
同义词：Przevalski's horse??/??Equus caballus przewalskii??/??Equus caballus przevalskii
Until two years ago, the Red List of Threatened Species of the World Conservation Union said Przewalski's horses were extinct in the wild.
VOA : special.2010.06.22
But a number of Przewalski's horses now live in captivity in zoos and research centers.
Today,almost four hundred Przewalski's horses have been returned to their ancestral homelands.
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