Research has revealed remarkable cognitive abilities in pigs including problem-solving, social learning, and metacognition, strengthening the ethical case for enriched environments.
Pig intelligence research has significant welfare implications: animals with demonstrated cognitive complexity and social learning are more likely to experience boredom, frustration, and psychological distress in barren environments. The cognitive case for enrichment supplements the behavioral case - enrichment reduces stereotypies and redirected behaviors. The mirror study results are particularly striking because mirror-mediated spatial understanding was previously associated primarily with self-aware species. Public awareness of pig cognitive abilities tends to shift moral attitudes toward stronger welfare support, suggesting that cognitive research communication has an advocacy role beyond purely scientific contribution.