softshell turtle: References & Edit History
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Article Contributors
Primary Contributors
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George R. Zug
Curator Emeritus, Division of Amphibians and Reptiles, National Museum of Natural History, Smithsonian Institution, Washington, D.C.
Other Encyclopedia Britannica Contributors
Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Added cross-reference. | Feb 08, 2023 | ||
| Added video. | May 21, 2015 | ||
| Article revised and updated. | May 02, 2008 | ||
| Added new Web site: Melissa Kaplan's Herp Care Collection - Softshell Turtles. | May 01, 2008 | ||
| Article added to new online database. | Jul 20, 1998 |
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