Describes the world's oceans and seas, including their physical processes, their varied life forms, the effects that humans are having upon them, and the threats that the future may hold.

"From microscopic plankton to colossal squid, life takes many strange forms under the sea. The ocean is home to many thousands of different plants that offer food and shelter to other ocean life. Together with invertebrates, such as coral and sea stars, these species make up most of all life in the ocean! Engaging text and extraordinary photos let readers dive deep into the wild world of the ocean, and included comprehension questions ensure a well-rounded...

"With more than 20,000 species of fish and hundreds of reptiles, the ocean is full of a wide range of life. From fierce sharks and shape-changing pufferfish to iguanas that live on land and sea, discover the unique ways fish and reptiles have adapted to life in the ocean. Engaging text and extraordinary photos let readers dive deep into the wild world of the ocean, and included comprehension questions ensure a well-rounded understanding of life beneath...

This book looks at the world's oceans and how animals and plants have adapted to life in, on, and around salty water. Many swim at the surface, while others lurk in the pitch-black depths beneath.

David Attenborough returns to the world's oceans in this sequel to the acclaimed documentary filming rare and unusual creatures of the deep, as well as documenting the problems our oceans face.

Presents information about the oceans of the world, the life they support, their importance as an ecosystem, and the threats they face. Includes related activities.

"National Geographic Kids First Big Book of the Ocean is an adorable animal reference that includes the sea's high-interest animals, such as dolphins, sharks, sea otters, and penguins, and introduces kids to some of its lesser-known creatures. More than 100 charming animal photos illustrate the profiles, with facts about the creatures' sizes, diets, homes, and more. This book will quickly become a favorite at storytime, bedtime, and any other time"...