copperhead: References & Edit History
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Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree. They write new content and verify and edit content received from contributors.
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Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Add new Web site: AZ Animals - Copperhead. | Jul 25, 2022 | ||
| Add new Web site: Live Science - Copperhead Snakes: Facts, Bites & Babies. | Nov 08, 2021 | ||
| Add new Web site: DesertUSA - Copperhead Snake. | Feb 19, 2014 | ||
| Add new Web site: Buzzle.com - Copperhead. | Jan 23, 2014 | ||
| Add new Web site: PennState - Science at Penn State New Kensington - Copperhead Snake. | Jan 07, 2014 | ||
| Add new Web site: Alabama Department of Conservation and Natural Resources - Copperhead. | Jan 07, 2014 | ||
| Add new Web site: DesertUSA - Copperhead Snake. | Jan 07, 2014 | ||
| Add new Web site: Holocaust Museum Houston - What Is Genocide? | Jan 07, 2014 | ||
| Add new Web site: Savannah River Ecology Laboratory - Copperhead. | Jan 06, 2014 | ||
| Add new Web site: Cornell University - Legal Information Institute - Genocide. | Jan 06, 2014 | ||
| Add new Web site: Fairfax County Public Schools - Copperhead. | Jan 06, 2014 | ||
| Add new Web site: Oklahoma Department of Wildlife Conservation - Copperhead. | Jan 06, 2014 | ||
| Add new Web site: North Carolina State University - Copperhead. | Jan 06, 2014 | ||
| Add new Web site: University of Texas at Arlington - Department of Biology - Amphibian and Reptile Diversity Research Center - Copperhead. | Jan 06, 2014 | ||
| Add new Web site: Alabama Department of Conservation and Natural Resources - Copperhead. | Jan 06, 2014 | ||
| Add new Web site: Animal Corner - Copperhead. | Aug 19, 2013 | ||
| Add new Web site: Animal Planet - Copperhead. | Aug 19, 2013 | ||
| Add new Web site: Australian Museum - Copperhead Snake. | Aug 11, 2013 | ||
| Add new Web site: Smithsonian�s National Zoo & Conservation Biology Institute - Copperhead Snake. | Aug 11, 2013 | ||
| Add new Web site: OzAnimals.com - Lowland Copperhead Snake. | Aug 11, 2013 | ||
| Add new Web site: Parks and Wildlife Service of Tasmania - Lowland Copperhead Snake. | Aug 11, 2013 | ||
| Added image of a copperhead. | Feb 02, 2012 | ||
| Media added. | Mar 16, 2007 | ||
| Article added to new online database. | May 27, 1999 |
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