Owen & Mzee : the true story of a remarkable friendship /
by Isabella Hatkoff, Craig Hatkoff and Dr. Paula Kahumbu ; photographs by Peter Greste.
- New York, New York : Scholastic, 2006
- unpaged : colored illustrations ; 25cm.
920L
9780439829731
Aldabra tortoise -- Hippopotamus -- Kenya. Social behavior in animals.--Behavior.--Behavior.