Because it doesn't have a back bone.
yes
Yes , sea star is an invertebrate .
Invertebrates
yes it happens to be one
A sea star has an exoskeleton, not a back bone. Which makes it an invertebrate.
In different groups
An echinoderm is an invertebrate marine animal such as star fishes and sea urchins.
An invertebrate is classified as a creature not having a spine.
A sea urchin is an invertebrate.
Yes, because it does not have a backbone.A starfish is an invertebrate.Yes! :) Because it doesn't have backbone .yupyes!! star fish is an invertebrate!starfish is an invertebrate, precisely phylum echinodermata.Yes the starfish is an invertabrate. Whoever thought it wasn't an invertebrate because it was an echinoderm is a nimrod because an echinoderm is a classification of an invertevbrate. i am in 8th grade and my textbook says it is an invertebrate, and my teacher is awesome. Your welcome.
Yes it is a invertebrate
It is invertebrate .