Maybe these links will be of interest:
https://www.backyardchickens.com/threads/hermaphrodite-chickens.457592/
https://duckduckgo.com/?t=ffab&q=gynandromorph+chicken&ia=web
https://www.backyardchickens.com/threads/hermaphrodite-chickens.457592/
https://duckduckgo.com/?t=ffab&q=gynandromorph+chicken&ia=web