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The Surprising History of America's Wild Horses
Natural History Magazine ^ | 7/26/2008 | Jay F. Kirkpatrick and Patricia M. Fazio

Posted on 07/26/2008 5:19:59 PM PDT by Soliton

Modern horses, zebras, and asses belong to the genus Equus, the only surviving genus in a once diverse family, the Equidae. Based on fossil records, the genus appears to have originated in North America about 4 million years ago and spread to Eurasia (presumably by crossing the Bering land bridge) 2 to 3 million years ago. Following that original emigration, there were additional westward migrations to Asia and return migrations back to North America, as well as several extinctions of Equus species in North America.

(Excerpt) Read more at news.yahoo.com ...


TOPICS: Pets/Animals; Science
KEYWORDS: animalrights; environment; godsgravesglyphs; wildlife
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To: JRochelle
If you go here you can see the show we are mounting this year. Some very fine things. Most of the painters are nationally known. Just a very fine show!
41 posted on 07/31/2008 7:20:04 PM PDT by Utah Binger (Southern Utah, where McCain needs to come for public speaking lessons!)
[ Post Reply | Private Reply | To 40 | View Replies]


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