camouflage

Octopuses have the ability to control the lens of their eye, in a way that allows them to see well in both air and water. Photo: Qijin Xu - Unsplash

hide like an octopus

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A squid photographed at night underwater. Photo: shutterstock

The costume designer in the service of science

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The sapphire of the sea. Illustration: German nature artist Ernst Heckel, (1834-1919). From Wikipedia

How did the sea sapphire disappear?

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Each bone in the picture is a single cell in the skin of a squid, the color changes according to the thickness of a unique layer on the cell wall. The black spot is the cell nucleus. Photo: University of California at Santa Barbara

The mechanism behind the ability of squids and octopuses to change their color has been discovered

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