many corals secrete an exoskeleton that builds up to become what?
important habitats jungles of the sea seaweed gastropod shells food and shelter dolphins major threat to health oceans
A B C D E F G H
Coral Reefs Coral reefs are the jungles of the sea.
many corals secrete an exoskeleton that builds up to become the jungles of the sea
many corals secrete an exoskeleton that builds up to become what? (A) important habitats (B) jungles of the sea (C) seaweed (D) gastropod shells (E) food and shelter (F) dolphins (G) major threat to health (H) oceans