21Sep2018 MDMA makes octopuses cuddle Posted in Animal cognition, Uncategorized by Bayle Shanks https://www.npr.org/sections/health-shots/2018/09/20/648788149/octopuses-get-strangely-cuddly-on-the-mood-drug-ecstasy Eric Edsinger, Gül Dölen. A Conserved Role for Serotonergic Neurotransmission in Mediating Social Behavior in Octopus. Current Biology, September 20, 2018.