Providing nutritionally complete and behaviourally appropriate diets to zoo animals requires sophisticated understanding of wild dietary ecology, comparative nutrition, and species-specific digestive physiology. Nutrition is foundational to both health and welfare in captive populations.
Zoo nutrition is both a science and a welfare art: providing diets that are nutritionally complete, species-appropriate, and delivered in ways that satisfy the foraging motivation that occupies much of the wild animal's day. Nutritional deficiencies cause direct welfare harm — metabolic bone disease, vitamin deficiencies, and digestive problems are all consequences of inadequate dietary science. But equally important is the behavioural dimension: an animal fed once daily from a bowl lacks the foraging engagement that occupies hours of its wild counterpart's time. Enrichment feeding — distributing food in ways requiring effort, problem-solving, or physical activity to access — addresses both nutritional and behavioural needs simultaneously. Modern zoo nutrition programmes increasingly recognise the welfare imperative of dietary complexity alongside nutritional adequacy.