The lifespan of the octopus depends on the species of octopus, with many species of octopus averaging around 6 months old. Some species of octopus however, particularly the bigger octopus species, can live for a few years. Kraken Octopus, Octopus Facts, Red Octopus, Octopus Squid, Octopus Tattoos, Stuffed Animals, Animal Cruelty Laws, <PERSON>, Pisces