Coral reefs

Description:

Discusses the habits of coral polyps, the formation of various types of coral reefs, associated plant and animal life, and the challenge of conservation.

subjects: Juvenile literature,  Corals,  Coral reef biology,  Coral reefs and islands,  Ouvrages pour la jeunesse,  Korallenriff,  Bildband,  Récifs et îles de coraux,  Biologie des récifs coralliens,  Coraux