they use sucker like part to catch prey
there invertabrates
Radial symmtry
A starfish is an echinoderm.
All echinoderms have radial symmetry
No. A spider is an arachnid. A starfish is an example of an echinoderm.
Echinoderm is an invertebrate and therfore it has no backbone
Yes sand dollar is an echinoderm.
an echinoderm is an organism with no spine
A bird is NOT an echinoderm because they dont live in salt water
Because echinoderm means "spiny skin."
Yes , a starfish is an echinoderm . It belongs to class Asteroidea . It is marine .
no, a lobster is a crustacean, not an echinoderm