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An octopus keeps about two-thirds of its neurons in its arms, not its brain

An octopus distributes its nervous system in a way that no vertebrate does: only about one-third of its neurons sit inside ...
The New York Times

Building an Octopus Dictionary, One Arm Movement at a Time

Scientists set out to understand all the ways the animals use their eight appendages. It wasn’t easy. By Kate Golembiewski The eight arms of an octopus are right there in its name. But these ...
BBC

Earliest known octopus is not an octopus after all

An artist's impression of what the animal would have looked like A 300‑million‑year‑old fossil, previously thought to be the remains of the world's oldest octopus, has been identified as a different ...