The Children's OCEAN LIFE Encyclopedia is a clear and comprehensive guide to the creatures that inhabit the world's oceans and seas. It is full of fascinating facts and intriguing information. Discover the answers to questions such as: which is the biggest fish in the ocean? how do penguins survive in icy Antarctica ? why does the ocean have tides and waves? how do dolphins talk to each other?The Children's OCEAN LIFE Encyclopedia is a clear and comprehensive guide to the creatures that inhabit the world's oceans and seas. It is full of fascinating facts and intriguing information. Discover the answers to questions such as: which is the biggest fish in the ocean? how do penguins survive in icy Antarctica ? why does the ocean have tides and waves? how do dolphins talk to each other?