World Octopus Day 2022by Cyril BrassOctober 8, 2022October 8, 2022Fish and Marine Life, Oceans and Seas World Octopus Day – October 08, 2022 #WorldOctopusDay Octopus World Octopus Day Octopuses have three hearts. Octopuses have blue blood. World Octopus Day Share on FacebookTweetFollow usSavepreviousNational Badger Day 2022nextWorld Migratory Bird Day 2022Tags:Marine ConservationMarine WildlifeMolluscsOctopusWildlifeWildlife Around the WorldWorld Octopus Day