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great blue heron

noun

Definition of great blue heron

  1. :  a large slaty-blue American heron (Ardea herodias) that has a dark crown, showy plumes on the head and neck, is about 46 inches (117 centimeters) long, and includes a white morph — see great white heron

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First Known Use of great blue heron

1835

Learn More about great blue heron

  1. Britannica.com: Encyclopedia article about great blue heron

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