Spurred by his participation in the UK exhibitions “More than Human” and “Sea Inside,” CNN’s Francesca Perry dives into Japanese artist Shimabuku’s long-running interspecies collaboration with octopuses—from touring Tokyo with a live cephalopod to gifting octopuses bespoke glass sculptures underwater, probing non-human agency. “They have curiosity,” the artist enthuses about his tentacled muses, and “time for hobbies.”