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VISITORS: Please note that the Zoo will close early to pedestrians and vehicular traffic on Oct. 20, 21 and 22 in preparation for Boo at the Zoo. Please visit the hours page for full details.
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Earth Optimism: Elephants

The Smithsonian's National Zoo and Conservation Biology Institute's care and study of Asian elephants is making a positive impact on the species. Learn more about endrocrinology, global collaboration and the work of Dr. Janine Brown in this video.