The Mind of an Octopus,Adapted from Other Minds: The Octopus, the Sea and the Deep Origins of Consciousness

"Even so, there is a lesson here about the ways that smart animals handle the stuff of their world. They carve it up into objects that can be remembered and identified despite changes in how those objects present themselves. This, too, is a striking feature of the octopus mind—striking in its familiarity and similarity to how we two-legged types make sense of our world."