1 Physics and Biology Unit, Okinawa Institute of Science and Technology, Graduate University, 904 0495 Okinawa, Japan.
2 Physics and Biology Unit, Okinawa Institute of Science and Technology, Graduate University, 904 0495 Okinawa, Japan. Electronic address: michael.kuba@oist.jp.
Building on the recently published Octopus bimaculoides genome, a new study identifies an evolutionarily conserved neural mechanism for serotonergic regulation of social behaviors.