Invertebrates
6 entries in the Big blue octopus compendium.
Big blue octopus (Octopus cyanea)Source-cited species reference: taxonomy from WoRMS, biology from SeaLifeBase, occurrence map from GBIF…MolluscaEight arms, one shell, or neither — the ocean's most architecturally diverse invertebrate phylum.ArgonautaA paper-thin octopus that sails the open sea in a shell it builds itself.NautilusA four-hundred-million-year-old ghost in a chambered shell, drifting where no other cephalopod dares.OctopodidaeEight armed, shell-less, and cunningly intelligent — the true octopuses rule the reef.Carl LinnaeusThe man who gave every living thing its two-word name.
Browse Invertebrates in the interactive codex →