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The only octopus with a shell

The octopus is a pretty odd animal under even the most ordinary circumstances – or ordinary by octopus standards, at least.
Forbes

3 Bizarre Octopus Species You Haven’t Heard Of (Hint: One Can Possibly Kill You)

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Go diving into the intertidal waters of the Great Barrier ...

Scientists Think Octopuses Might Actually Dream — and the Evidence Is Pretty Wild

Then, without warning, colors start rippling across its skin — flashes of deep crimson, bursts of mottled brown, rapid shifts ...
Science Friday

Discover The Mysteries Of Octopuses

In June 2025, the SciFri Book Club read Many Things Under a Rock: The Mysteries of Octopuses by David Scheel. Luckily, there is also a young readers edition, so you can learn about these amazing ...

Octopuses Cycle Through a Sleep State That Looks a Lot Like Human REM

Researchers at the Okinawa Institute of Science and Technology have confirmed that octopuses experience a sleep state closely ...
ExtremeTech

DNA sequencing suggests why octopuses are so smart

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