Northern Black Korhaan song and calls

Birdsong and calls are often the easiest way to identify the Northern Black Korhaan, especially when the bird is hidden in dense foliage. Below is what to listen for.

Song

The male's display call is a distinctive, loud, and far-carrying 'krrack-krrack-krrack' or 'krr-krr-krr' often given during its aerial display flight. It can also produce a series of 'krr-krr-krr-krr' notes while on the ground.

Calls

Alarm calls are typically a harsh 'kraaak' or 'krr-krr'. Females may give a softer 'whirr' or 'churr' call.

When they vocalize

Most vocal during the breeding season, particularly at dawn and dusk, and throughout the day during display flights.

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