Great Blue Heron song and calls

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

Song

Great Blue Herons do not have a true song. Their vocalizations are primarily calls.

Calls

A harsh, guttural 'fraaaank' or 'kraak' call, often given when disturbed, in flight, or during territorial disputes. Also produces a variety of squawks, croaks, and hisses at the nest.

When they vocalize

Most vocal when disturbed, in flight, or around the nesting colony, especially during breeding season.

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