Graneledone 3 https://s3.us-west-2.amazonaws.com/media.ooica.net/wp-content/uploads/2019/01/10223153/placeholder20190110023153.m4v Loading the player... Close-up on a Graneledone octopus on a lava flow. Video credit: OOI-NSF/UW/CSSF; V13 Tags: Animal, Axial, Axial Biology, Biology, Mollusk, Octopus, Seafloor