novanet: an endoskeleton you cheaters get back to work
endoskeleton
A starfish is an echinoderm.
Echinoderm is an invertebrate and therfore it has no backbone
Yes sand dollar is an echinoderm.
No. A spider is an arachnid. A starfish is an example of an echinoderm.
sphinxes
an echinoderm is an organism with no spine
femur
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 .
you can find info about sea stars at http://www.enchantedlearning.com/subjects/invertebrates/echinoderm/Seastarprintout.shtml