The book is the sixth in the series and has sat in the No. 1 spot on Amazon.com's best seller list since it was announced late last year.
Dracula, however, has nothing on the great white shark. Susan Casey went in search of the vicious sea creatures in one of their native habitats, a string of wind-whipped rock outcroppings called the Farallon Islands, about 25 miles west of San Francisco. (Indeed, the islands are considered within
Scholastic probably won't have to worry about many returns, however. "Phoenix" sold more than 12 million copies, and "Half-Blood Prince" has been No. 1 on Amazon.com's sales list since the book was announced several months ago.