New to the 9th edition are Learning Outcomes and Learning Outcome Review questions. Learning Outcomes help students identify and focus on the major concepts of each chapter. Learning Outcomes Review questions conclude each major concept to reinforce critical concepts students have just studied and include critical thinking questions that assess their understanding of those concepts.

Introducing Connect Zoology! For the first time in this discipline Connect and Connect Plus allow instructors to provide auto-gradable and interactive assessment material tied to learning outcomes and provide students better integration through live ebook links to animations, videos and audio assets.