Ducula bicolor images - Joel Sartore

A pied imperial pigeon (Ducula bicolor) at Zoo Atlanta.

A pied Imperial pigeon (Ducula bicolor) at Ocean Park in Hong Kong.

A pied imperial pigeon (Ducula bicolor) at Zoo Atlanta.

A pied imperial pigeon (Ducula bicolor) at the Kansas City Zoo, Kansas City, Missouri.

A pied imperial pigeon (Ducula bicolor) at the Kansas City Zoo, Kansas City, Missouri.

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National Geographic Photographer and Speaker