Daring Dolphin Rescue (OceanX Book 3)Dive into an OceanX Adventure! Fifth grader Marena Montoya is learning how marine mammals talk to each other. But her bigger challenge is learning how to communicate with her new study partner, Samuel, as sea mammal rescuesand their own liveswill depend on it. When Marena Montoya and her new study partner, Samuel, embark on a shared mission, they get off to a shaky start. They need to research how whales and dolphins communicate, but they barely know