Dolphin TalkBy: Wendy Pfeffer Illustrator: Helen K. Davie Series: Let's Read and Find Out Science 2 Read and find out about dolphin communication in this colorfully illustrated nonfiction picture book. Did you know that dolphins have their own language, called delphinese? Dolphins communicate with each other through whistles, squeals, clicks, and jaw claps. Just like humans, they exchange information, warn of danger, and communicate their feelings. Dolphin Talk