Grey Crowned Crane song and calls

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

Song

The Grey Crowned Crane's 'song' is more accurately described as a booming call, produced by inflating the red gular sac. It's a deep, resonant 'maa-hem' or 'oom-boom' sound, often given in duet by a pair.

Calls

Various calls include a high-pitched 'kwa-kwa-kwa' alarm call, a purring sound during courtship, and a trumpeting call during flight or display. They also produce a distinctive 'honk' or 'caw' sound.

When they vocalize

Most vocal during the breeding season, especially during courtship displays and territorial defense. Calls can also be heard during flocking and alarm situations throughout the day.

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