Incoming Resources
- Hippos, by Jenny Mary Markert
- The truth about hippos, Maxwell Eaton III
- Hippopotamuses, by Melissa Stewart
- Hippos, by Sally M. Walker
- Hippopotamus, Jen Green
- When deadly creatures fight, who would win?, Brian Good
- Baby Hippos, K. C. Kelley
- Rhino vs. hippo, by Jerry Pallotta ; illustrated by Rob Bolster
- Hippopotamuses, by Julie Murray
- Hippopotamuses, by Kate Riggs
- Battle royale, 5 books in 1!, by Jerry Pallotta ; illustrated by Rob Bolster
- Hippo, river horse, by Natalie Lunis
- Hippopotamuses, Kate Riggs
- Hippos are huge!, Jonathan London ; illustrated by Matthew Trueman
- Hippos, by Conrad J. Storad
- Hippos, by JoAnn Early Macken