Environmental enrichment for zoo animals has evolved from a welfare add-on to a central component of animal management, with strong evidence for its benefits.
The science of enrichment has transformed zoo animal welfare in recent decades. We now understand that effective enrichment is not about entertainment but about providing the cognitive and physical stimulation that species evolved to need. Foraging enrichment, social management, and training programs address the core welfare deficits of captivity — behavioral restriction and cognitive under-stimulation. Zoos with rigorous enrichment programs and trained staff who understand species-specific behavioral needs achieve substantially better welfare outcomes than those treating enrichment as occasional novelty.