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An introduction to sharks with a focus on their physical characteristics, behaviour, where they live, their future, and how to help sharks.

From space, the Pacific dominates our planet - it is an ocean so vast that it makes islands out of continents. Beneath its surface lies a multitude of mysterious underwater kingdoms populated by creatures dazzling and diverse, often beyond imagination. In Pacific: An Undersea Jou...

The ocean covers more than seventy percent of our planet, and yet we rarely glimpse its depths - and especially its exquisite beauty as documented by legendary photographer David Doubilet. His work in and on water has set the standard for decades. In this remarkable and highly-an...

Describes the physical characteristics, behavior, and varieties of sharks.