Extraordinary cinematography and computer animation open stunning windows of discovery, including:
A spectacular tour of a dolphin’s internal sonar system—a mechanism so powerful and precise, the animals can locate and capture small fish buried in the sand.
The magnetic compass embedded in the head of a sea turtle—a biological wonder that guides these long-distance travelers as they journey across thousands of miles of open sea.
A Pacific salmon’s amazing sense of smell—an elaborate navigational aid that leads the fish back from years in the ocean to the gravel stream bed where it was born.
The power and majestic grace of a humpback whale—a creature whose existence defies the theory of Darwinian evolution