Uploaded June 2023 | Updated September 2026, 36 minutes ago
While conducting a study on octopus intelligence, neuroscientist Marcelo Magnasco and his team at The Rockefeller University captured on video intriguing episodes of an octopus named Costello having abnormal parasomnia events in which he flushes with color, wrestles with an invisible foe, and even squirts ink.
While conducting a study on octopus intelligence, neuroscientist Marcelo Magnasco and his team at The Rockefeller University captured on video intriguing episodes of an octopus named Costello having abnormal parasomnia events in which he flushes with color, wrestles with an invisible foe, and even squirts ink.










