Do octopus dream? They do have something similar to REM. And they do change colour while they are asleep. So maybe they really…

Do octopus dream? They do have something similar to REM. And they do change colour while they are asleep. So maybe they really do dream. (Vid via Instagram OctoNation) pic.twitter.com/MHIlkxmWGW

— Jan Freedman (@JanFreedman) February 27, 2019

(via http://twitter.com/JanFreedman/status/1100887564477784065)