- Toothed Whales: Swimming, Echolocation and Melon-Heads
- Dolphin Characteristics, History, Taxonomy
- Dolphin Behavior, Sex and Reproduction
- Dolphin Feeding, Hunting and Getting High
- Dolphin Senses, Communication and Language
- Dolphin Intelligence: Their Brain, Innovation and Memory
- Dolphins and Humans: History, Fishing Together, Attacks
- Dolphin Tourism and Swimming with Dolphins
- Dolphins and the Military
- Endangered Dolphins: Hunting, Fishing, Pollution and Mass Strandings
- Dolphin Hunting in Japan: Taiji, the Cove, Dolphin Activists
- Species of Dolphin
- Common Dolphins: Characteristics, Behavior and Short- and Long-Beaked Ones
- Bottlenose Dolphins: Characteristics, Behavior, Feeding, Mating
- Spinner Dolphins: Characteristics, Behavior, Subspecies and Mating
- Spotted Dolphins: Characteristics, Behavior, Species
- Striped Dolphins: Characteristics, Behavior, Feeding, Reproduction
- Risso's Dolphins: Characteristics, Behavior, Reproduction
- Porpoises: Characteristics, Behavior, Species
- Vaquita — the World's Smallest and Most Endangered Cetaceans (Whales, Dolphins, Porpoises)
- Freshwater River Dolphins: Characteristics, Behavior, Communication, Mating
- Irrawaddy Dolphins — Freshwater River Dolphins in Asia
- Ganges and Indus River Dolphins — the Freshwater Dolphins of South Asia
- Amazon River Dolphins: Characteristics, Behavior, Feeding, Mating, Legends
- Tucuxi (Smaller Amazon Dolphins) and Their Characteristics and Behavior
