Roosters of 30 different chicken breeds, can be heard while crowing in this video, such as Ayam Serama, Rosecomb Bantam, Dutch Bantam, Frizzled Polsih, Brahma, Cemani, Shamo, Sulmtaler, Amrock, Yokohama, Isbar, Sussex, German Langshan and Proveis Ultentaler.

filmed and produced by Robert Höck 2020