Hippo digestive health in captivity depends on appropriate diet management that reflects their specialized grass-based nutritional needs rather than generalist herbivore feeding.
Hippo dietary welfare is sometimes overlooked because their large size and apparent hardiness suggest flexibility. However, hippos are highly specialized grazers whose digestive systems are optimized for grass-based diets. Feeding captive hippos diets heavy in fruits, root vegetables, and other non-grass foods contributes to obesity, dental problems, and digestive issues. Modern zoo hippo management that prioritizes grass hay as the dietary foundation, provides nighttime feeding schedules that align with natural grazing patterns, and maintains dental monitoring programs achieves significantly better health and welfare outcomes than traditional generalist herbivore management approaches.