Denizli chicken

It is characterised by its long-crowing abilities, with the general guideline being a crow of 20–25 seconds in their first year.

The breed is divided into 3 groups based on colour, body structure, and comb types.

[4] In 2013 the largest glass sculpture in Turkey, a giant Denizli rooster in Delikliçınar Square, Denizli City, was unveiled to celebrate this find following a survey to decide on a statue for the newly renovated square.

[5] Its population has been noted as declining, and an active conservation program is now in progress by the Lalahan Central Livestock Research Institute.

Discovery Channel covered the video explaining how roosters crow for such a long duration.