No worms have backbones. They are all invertebrates.
Snakes have backbones. Worms do not.
No, like all worms it is an invertebrate.
No, worms are invertebrates, meaning they have no backbones, while arachnids are the spiders, mites and scorpions.
They have backbones unlike snails or worms which are in invertebrate.
Worms are invertebrates. This type of decomposer does not have backbones.
yes yes they do
Worms are invertebrates; they lack backbones.
Roundworms and flatworms do not have backbones. All worms are invertebrates.
No. Some bugs have exoskeletons, but worms do not have any bones.
Worms have no internal skeletons or backbones so they are invertebrates.
the tube worms live in the abyssopelagic zone which is in the ocean.
Worms do not have backbones so they are all invertebrates no matter what sort of worm they are.