David Scheel is an ecologist and author of the book, Many Things Under a Rock: The Mysteries of Octopuses.

In this episode, we talk about octopus tool use, octopus dreams, and whether octopus arms have minds of their own.

Produced by Ryan Pemberton

Editing help from Cheyne Anderson and Alex Tighe

Fact checking by Caitlin Cherryh

Artwork by Evie Hilliar