R Soc Open Sci 2020 Feb 5;7(2):191558. Epub 2020 Feb 5.
Sydney School of Veterinary Science, Faculty of Science, University of Sydney, Sydney, Australia.
Chickens () from the Americas have long been recognized as descendants of European chickens, transported by early Europeans since the fifteenth century. However, in recent years, a possible pre-Columbian introduction of chickens to South America by Polynesian seafarers has also been suggested. Here, we characterize the mitochondrial control region genetic diversity of modern chicken populations from South America and compare this to a worldwide dataset in order to investigate the potential maternal genetic origin of modern-day chicken populations in South America. Read More