Octopus that changes color while sleeping might be dreaming, scientist says

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Octopus that changes color while sleeping might be dreaming, scientist says
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'If she is dreaming, this is a dramatic moment. You could almost narrate the body changes and narrate the dream,' the scientist said.

"Last night, I witnessed something I've never seen recorded before," he says.

"If she is dreaming, this is a dramatic moment," Scheel said."You could almost narrate the body changes and narrate the dream. She sees a crab and her color starts to change a little bit, then she turns all dark, octopuses will do that when they leave the bottom [of the ocean.] This is a camoflage, like she's just subdued a crab and she's just going to sit there and eat it, and she doesn't want anyone to notice her.

The mantle is a significant part of the octopus anatomy which is located behind the head and directly opposite the arms. This large, bulbous structure contains all of the animal's organs. This ability is the result of color-changing cells just below the surface of the skin, known as chromatophores. Octopuses can even change the texture of their skin—say, to match rocks—by altering the size of small bumps on their skin called papillae.

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