Gregor and the Code of Claw is a children's novel by author Suzanne Collins, best known for her Hunger Games trilogy. It is the fifth and final book of The Underland Chronicles, and was published in 2007. The novel has been praised as a conclusion to The Underland Chronicles. The Kirkus Reviews observed, "The resolution is bittersweet but faintly hopeful—a fitting end for an unflinchingly gutsy series whose deftly drawn characters have always lived dangerously." An audiobook version was released in 2008 read by Paul Boehmer. Source: Wikipedia (en)