Here ia an article about the Mad. Games
http://www.feathersite.com/Poultry/Games/BRKMadGame.html
And here is an excerpt from another article
Otherwise they are always very friendly to their hens or little chicks, and to humans. Often the rooster took one, two or even three of his children, under his plumage, to warm them in the colder nights there. He was leading them by daytime like the hens do. The Malagache are famous, to adopt small chicks, some times they have different ages of chicks to worry about. The rooster or brood hens are defending their family with their lifes.
Interesting article.