The panda habitat and surrounding exhibits at the Zoo are closed. Learn more.
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See the Smithsonian's National Zoo's Asian elephants — Spike, Bozie, Swarna, Maharani, Trong Nhi and Nhi Linh — live on camera.
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About the Smithsonian Conservation Biology Institute
Keepers can learn a lot about an animal’s needs just by monitoring its weight. But how do you weigh a wiggly ferret or get a full-grown elephant onto a scale? Find out in this update from primate keeper Erin Stromberg.