Download or read book Emperors of the Deep: The Ocean’s Most Mysterious, Misunderstood and Important Guardians written by William McKeever and published by HarperCollins UK. This book was released on 2019-12-05 with total page 326 pages. Available in PDF, EPUB and Kindle. Book excerpt: Sharks are ruthlessly efficient predators, the apex of 450 million years of evolution. They are older than trees, have survived five extinction events and are essential to maintaining balanced ocean ecosystems, but how much do we really know about their lives?