a backbone
spine
a jellyfish is a invertebrate
They have no bones. They're invertebrates.
Invertebrate
No, a horse is not an invertebrate; it is a vertebrate. Horses belong to the phylum Chordata, which means they have a backbone or spinal column. Invertebrates, on the other hand, are animals that lack a backbone, such as insects, jellyfish, and mollusks.
It has no back bone.
yes they are invertebrate.
CubozoaHydrozoaPolypodiozoaScyphozoaStaurozoa
A jellyfish is an invertebrate as it does not have an internal bony skeleton or back bone.
Vertebrae
It's invertebrate; no bones.
because they have no backbone