Invertebrate. Earthworms are part of the rank 'Annelida' which translated (From french and eventually Laton) means "little ring". This term described how they are structured -rings or segments.
Quite simply a worm (earthworm) is an invertebrate (lacking vertebra/back bone).
Simple test, cut worm in half, does it have a spine? no? then its invertebrate!
I got this answer by searching 'invertebrate' on wikipedia then did a page search 'earthworm' :D
An earthworm is an invertabrate becausr it has no backbone.
invertebrate
invertebrate
No. It does not have a backbone so is an invertebrate.
Invertebrate, as a worm does not have a spine (backbone).
An earthworm and all insects are invertebrates because they lack an internal skeleton, especially because they don't have a backbone.Well to tell you an earthworm is an invertebrate.An earthworm is an invertebrate.
Earthworms are invertebrates, monkeys are vertebrates
its a ant
An earthworm is an invertebrate as it doesn't have an internal skeleton or a spine.
earthworms do not have vertebrete or a spine they have a thin cell that acts as a spine
They are invertebrates because they are an insect and all insects do not have a backbone. YUPPIE that is my answer boo ya
They are invertebrates because they are an insect and all insects do not have a backbone. YUPPIE that is my answer boo ya