<p>An orca helps herd a school of herring in the deep waters of the Andfjorden in Norway. (<a href="https://www.nationalgeographic.com/photography/article/orca-killer-whale-gallery">See more of orcas</a>.)</p>

An orca helps herd a school of herring in the deep waters of the Andfjorden in Norway. (See more of orcas.)

Photograph by Paul Nicklen, Nat Geo Image Collection

'Talking' Orca Imitates Human Words—See More Animal Mimics

Vocal mimicry is rare in the animal kingdom—but here are a few creatures that have mastered it.

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