Incoming Resources
- Hippos, written by Penny Clarke ; created and designed by David Salariya
- Saving Fiona, the story of the world's most famous baby hippo
- The pygmy hippo story, West Africa's enigma of the rainforest, Phillip T. Robinson, Gabriella L. Flacke, and Knut M. Hentschel ; with contributions by Waldemar Bülow, April L. Conway, Henk Dop, Alexander L. Peal, Klaus and Annette Scheurich, Charles Steiner, and Frans G. van den Brink
- Hippopotamuses, by Melissa Stewart
- Hippos, by Sally M. Walker ; photographs by Gerry Ellis
- Hippos, by Melissa S. Cole ; photographs by Tom and Pat Leeson
- The truth about hippos, Maxwell Eaton III
- Hippos, by Mary Ellen Klukow
- El hipopotamo, Aaron Carr
- El hipopótamo, Patricia Whitehouse ; traducción de Patricia Cano
- Hippos
- Hippopotamus, by Julie Murray
- Hippos, Patricia Kendell