A bird that is commonly raised for its eggs and meat.

Originated from the wild red junglefowl of India.

Polynesian voyagers brought chickens to South America about a century before Columbus made contact. 

There are more than 60 different breeds of chickens.

“Chicken” by Robert Lewis www.britannica.com/animal/chicken

“How the Chicken Conquered the World” by Andrew Lawler and Jerry Alder (2012) 

https://www.smithsonianmag.com/history/how-the-chicken-conquered-the-world-87583657