Publisher's Note: Monarchs of the Sea was previously published in hardcover as Squid Empire. Before there were mammals on land, there were dinosaurs. And before there were fish in the sea, there were cephalopods--the ancestors of modern...

"Follow the remarkable journey of Jeanne Villepreux-Power from her childhood in a small French village to her life as a naturalist in nineteenth-century Messina, Sicily, where she conducted groundbreaking research and invented...