Octopus (IMAGE)

St. John's College, University of Cambridge

Octopus

Caption

The camera eye of an octopus is structurally similar to that of a human, but has evolved independently, making it a classic example of convergent evolution.

Credit

albert kok, CC <a target="_blank"href="https://commons.wikimedia.org/wiki/File:Octopus2.jpg">image via Wikimedia Commons</a>.

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