Very special mounted Cemani rooster. The rooster is placed on a handmade black coated pedestal. Ajam Tjemani (Malay: Ayam Cemani) or Ajam Kedoe tjemani (Malay: Ayam kedu cemani) is a breed of chicken from Indonesia. It is characterized by a genetically determined hyperpigmentation (fibromelanosis), which causes a black coloration of the entire animal, the intestines included.