What lack a vertebral column?
snakes cacti eels insects Conifers ferns fish snails
A B C D E F G H
Snails and slugs are invertebrates.
snails lack a vertebral column
What lack a vertebral column? (A) snakes (B) cacti (C) eels (D) insects (E) Conifers (F) ferns (G) fish (H) snails