mollusk are creatures without a backbone invertebrates animals
The smartest animal without a backbone will have to be an octopus
Animals without backbone are invertebrates, because vertebra means backbone.
A worm
It is an animal without a backbone
animal without backbone
Lewis Kenna
An invertebrate is an animal without a backbone.
It means an animal without a backbone.
no
It means an animal without a backbone.
an invertabret is an animal without a backbone