Aboard a long-range research vessel, in the vast reaches of the South Pacific, the cast and crew of the reality show Sealife believe they have found a ratings bonanza. For a director dying for drama, a distress call from Henders Island—a mere blip on any radar—might be just the ticket. Until the first scientist sets foot on Henders—and the ultimate test of survival begins.<br><br>For when they reach the island's shores, the scientists are utterly unprepared for what they find—creatures unlike any ever recorded in natural history. This is not a lost world frozen in time; this is Earth as it might have looked after evolving on a separate path for half a billion years<i>—</i>a fragment of a lost continent, with an ecosystem that could topple ours like a house of cards.