Title: Freshwater giants
Subtitle: hippopotamus, river dolphins, and manatees
First published: 1999
Description: Examines the physical characteristics, behavior, and habitats of three of the world's largest freshwater mammals: the hippopotamus, manatee, and river dolphin, and discusses some of the factors that threaten their survival.
Subjects: Manatees, Mammals, River dolphins, Juvenile literature, Hippopotamus, Freshwater animals
LC classification: QL706.2 .P47 1999