Contents

Contents : looking at shells; what is a shell; single shells; double shells; collecting shells; shells with legs; crafty crabs; hidden shells; spiny shells; reptiles with shells; how shells are born; the growing shell; giant shells; grazers and browsers; flesh eaters; filter feeders; travelling shells; clinging in; defence tactics; jewels from the sea; shells on land; freshwater shells; sandy shore shells; rocky shore shells; warm water shells; open ocean shells; index;