An invertebrate. It does not have a spine.
Invertebrate.
Oysters belong the the invertebrate group of mollusk.
the most complex group of invertebrate is cnidarians
Insects are the largest and most common invertebrate group.
the posaidon group
They are in the mollusks group.
invertebrate
no
They belong to the group of arachnids.
mollusk, polycepodaIntelligent Invertebrate: The octopus - a cephalopod - is one of the largest, fastest and most intelligent of all invertebrates.This information was taken from "Animalplanet.com".
plankton
mollusk