Judith E. Rinard is a freelance writer who worked for more than 20 years as staff writer for National Geographic. She has written extensively - both books and articles - on subjects as diverse as astronauts, whales and dolphins, and ancient cities.
National Geographic book on dolphins and toothed whales. Colorful phots both in aquarium and nature. Words are more for higher level reading difficulty. Shows them entertaining, being studyied, swimming on their own in the ocean, following boats, whale watching, etc.