Redhead: References & Edit History

Article Contributors

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  • The Editors of Encyclopaedia Britannica
    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
Article title updated for style. Nov 12, 2026
Modified link of Web site: USGS - Patuxent Wildlife Research Center - Redhead. Jan 15, 2020
Added new Web site: Hinterland Who's Who - Redhead. Jul 09, 2008
Added new Web site: Honolulu Zoo - Redhead Duck. Jul 09, 2008
Added new Web site: BirdLife International - Redhead. Jul 09, 2008
Added new Web site: Nova Scotia Museum of Natural History - Redhead. Jul 09, 2008
Media added. May 19, 2008
Added new Web site: The Cornell Lab of Ornithology - All About Birds - Redhead. Apr 26, 2007
Added new Web site: The Oakland Zoo - Redhead. Apr 26, 2007
Added new Web site: Lahontan Audubon Society - Redhead Duck. Apr 26, 2007
Added new Web site: BirdWeb - Redhead. Apr 26, 2007
Added new Web site: USGS - Patuxent Wildlife Research Center - Redhead. Apr 26, 2007
Article added to new online database. Jul 20, 1998
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