Zoo performs first reverse vasectomy on horse

by stvalentine | June 17, 2008 at 05:15 am | 186 views | add comment
WASHINGTON - Scientists at the Smithsonian Institution's National Zoo have revealed they reversed a vasectomy on an endangered horse to allow it to reproduce naturally — the first-known operation of its kind on an endangered species.

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June 17, 2008 at 05:15 am by stvalentine, 186 views, add comment

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