Clever Crow

Name: Clever Crow
Uploaded: 2014-03-27T21:17:59+00:00
Duration: 3 min 17 s
Channel: Popular Science
Description: The video shows a crow preferentially dropping stones into tubes with water as opposed to sand, and a tube with a higher water level. Crows also drop heavier objects as opposed to hollow ones. <br />

Popular Science

The video shows a crow preferentially dropping stones into tubes with water as opposed to sand, and a tube with a higher water level. Crows also drop heavier objects as opposed to hollow ones.

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