Gloomy Octopus, Octopus tetricus, Common Sydney Octopus in Sydney

Unexpected

Watch: Video reveals a strange, never-recorded behavior in octopuses

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Godfrey-Smith et al., 2022, PLOS ONE, CC-BY 4.0

This female octopus is doing some spring cleaning.

Once she emerges from her den with a pile of shells, she does something unexpected.

Godfrey-Smith et al., 2022, PLOS ONE, CC-BY 4.0

Here, the octopus lifts the debris with her tentacles and forcefully launches them away with a burst of water from her siphon.

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