Dolphins and relative numerosity

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Dolphins and relative numerosity

Clip from Human Universe with Brian Cox  |  Season 1  |  Episode 3  |  ABC  |  January 21, 2015

Brian Cox visits Florida's Dolphin Research Center where dolphins are able to tell the difference between the English terms less and more.

Brian Cox visits Florida's Dolphin Research Center where dolphins are able to tell the difference between the English terms less and more.

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