What are some invertebrates protected by on their backs?
fur parasites barnacles shells coats bones bushes Epidermis
A B C D E F G H
Snails are protected by a hard shell on their backs.
some invertebrates are protected by a hard shell on their backs
What are some invertebrates protected by on their backs? (A) fur (B) parasites (C) barnacles (D) shells (E) coats (F) bones (G) bushes (H) Epidermis