![Illustration of a cephalopods](/system/files/styles/mdc_newsroom_mdc_mobile_1_5x/private/2022-11/octopus_drawing_large2.jpg?itok=o20MuZpu)
What octopus and human brains have in common
Cephalopods like octopuses, squids and cuttlefish are highly intelligent animals with complex nervous systems. In “Science Advances”, a team led by Nikolaus Rajewsky of the Max Delbrück Center has now shown that their evolution is linked to a dramatic expansion of their microRNA repertoire.