Labels:earth | octopus | poster | sheep | tabloid OCR: MOLLUSCS Cephalopods The subgroup of molluscs collectively known cephalopods includes the squid and octopus, as well as two other groups not found in the Caribbean: the cuttlefish and the nautilus Cephalopods have the most highly evolved ner- vous and brain systems 01 any invertebrate and it has been suggested that their use color and body shape consti- tutes form iT language addition their bodies have 1OF4 subqroup