What sort of noise does a pukeko make?

A pukeko typically makes a variety of vocalizations, with its most distinctive sound being a series of loud, harsh calls that can be described as a "clucking" or "grunting" noise. These calls are often used to communicate with other pukekos, especially during mating season or when defending territory. Additionally, they might produce a range of softer sounds, including whistles and croaks. Overall, their calls contribute to the lively soundscape of their wetland habitats.