Chicken: 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 13, 2026
Add new Web site: Live Science - All hail the hen! Chickens were revered for centuries before they were food. Sep 26, 2026
Add new Web site: Interesting Facts - 6 Chicken Facts to Cluck About. Aug 07, 2026
Add new Web site: Ohio State University - Ohioline - Chicken Breed Selection. Mar 05, 2026
Add new Web site: Frontiers - Frontiers in Physiology - Beyond the Chicken: Alternative Avian Models for Developmental Physiological Research. Sep 13, 2025
Add new Web site: Nature Communications - Archaeological and molecular evidence for ancient chickens in Central Asia. Aug 02, 2025
Added interactive. May 14, 2025
Add new Web site: BMC - BMC Biology - The wild species genome ancestry of domestic chickens. Apr 23, 2025
Add new Web site: PNAS - Evolutionary analysis of a complete chicken genome. Dec 19, 2024
Add new Web site: National Center for Biotechnology Information - PubMed Central - Origin of the domestic chicken from modern biological and zooarchaeological approaches. Sep 13, 2024
Add new Web site: Oklahoma State University - Breeds of Livestock - Breeds of Chickens. May 27, 2024
Add new Web site: University of Wisconsin-Madison - Livestock Division of Extension - Origin and History of the Chicken. Apr 19, 2024
Add new Web site: Healthline - Is Chicken Healthy? Nutrition, Benefits, and Tips. Mar 05, 2024
Add new Web site: Animalia - Chicken. Jan 03, 2024
Add new Web site: University of Minnesota Extension - Raising chickens for eggs. Aug 09, 2023
Add new Web site: University of Illinois Extension - Incubation and Embryology - What is a Chicken? Dec 12, 2022
Add new Web site: Easy Science for Kids - Chicken. Dec 04, 2016
Add new Web site: Cool Kid Facts - Chicken Facts. Dec 04, 2016
Add new Web site: PETA - Kids - Chicken. Dec 04, 2016
Add new Web site: OneKindPlanet - Chicken. Dec 04, 2016
Media added. Jun 20, 2016
Article thoroughly revised. Jan 29, 2015
Add new Web site: A-Z Animals - Chicken. Dec 22, 2013
Media added. Mar 23, 2010
Added new Web site: How Stuff Works - Food - Preparing Chicken. Jun 27, 2008
Added new Web site: Enchanted Learning - Chicken. Feb 27, 2008
Added new Web site: Animal Corner - Chickens. Feb 08, 2008
Article revised and updated. Nov 16, 2007
Added new Web site: Oklahoma State University - Poultry Breeds. Jun 09, 2006
Article added to new online database. Jul 20, 1998
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