calms are not vertebrates they are invertebrates unless a shell can grow a backbone they will stay invertebrates
They are invertebrate's because the have an exoskeleton
Clams have no bones, including backbone's. No backbone= invertebrate.
invertebrate
Vertebrate!Verterbrate
it is a vertabrae
Vertibrates, they have a spine
is a king an a vertebrate or a invertebrate
A worm is an invertebrate as it doesn't have a spine.
An invertebrate.
vertebrate.
The giant tortoise is a vertebrate, not an invertebrate.
No bones. Invertebrate. To be a vertebrate, you need a backbone.