Eric Walker added Octopus in quiet and active sleep states [video] | EurekAlert! Science News to Octopus

Eric Walker added Sleeping Octopuses May Have Dreams, But They're Probably Brief | KASU to Octopus

Eric Walker added Behavioral and neurophysiological evidence suggests affective pain experience in octopus to Octopus

Eric Walker added Octopuses can feel pain both physically and abstractly - The Academic Times to Octopus

Eric Walker added Octopuses Have a Secret Sense to Keep Their 8 Arms Out of Trouble - The New York Times to Octopus

Eric Walker added Feel the light – sight independent negative phototactic response in octopus' arms | Journal of Experimental Biology to Octopus

Eric Walker added Proprioception | Definition of Proprioception at Dictionary.com to English words and Octopus

Eric Walker added Pull or Push? Octopuses Solve a Puzzle Problem to Octopus vulgaris, and added Octopus vulgaris to Octopus

Eric Walker added Octopus cyanea - Wikipedia and Watch Octopuses Punch Fish Like Eight-Armed Bullies of the Sea: Full Video - The New York Times to Day octopus, and added Day octopus to Octopus

Eric Walker added Day octopus and Octopus vulgaris and a number of links to Octopus, and added Octopus to Octopodidae

Eric Walker added Octopus to Octopodidae, and added Octopodidae to Octopoda