Chickens were known in China over 3,400 years ago and also in Southeast Asia. The turkey is the only North American domestic animal and was domesticated in middle North America.



Free Range Barn - Laying Hens
http://www.peteandgerrysorganiceggs.com/index.php3

Pasture Poultry
http://www.bright.net/~fwo/sub10.html

The Poultry Connection
http://www.poultryconnection.com/links/Extensions/

Purdue Publications
http://ag.ansc.purdue.edu/poultry/extensio.htm