cephalopod | smithsonianmag.comhttps://www.smithsonianmag.com/rss/tag/cephalopod/RSS feed for cephalopodenWed, 08 Apr 2026 21:07:00 +0000This Fossil Held the World Record for the Earliest Known Octopus. Turns Out, It's Not an Octopus After Allhttps://www.smithsonianmag.com/smart-news/this-fossil-held-the-world-record-for-the-earliest-known-octopus-turns-out-its-not-an-octopus-after-all-180988511/New research suggests the 300-million-year-old specimen is actually a relative of the nautilusWed, 08 Apr 2026 21:07:00 +0000https://www.smithsonianmag.com/smart-news/this-fossil-held-the-world-record-for-the-earliest-known-octopus-turns-out-its-not-an-octopus-after-all-180988511/