Modern zoo welfare science increasingly focuses on positive welfare states - not merely preventing suffering but actively promoting positive experiences for zoo animals.
Positive welfare in zoo settings requires more than absence of disease, injury and fear. Animals with needs for social complexity, exploration, problem-solving and play require active provision of opportunities for these experiences. The shift from minimal standard compliance to positive welfare promotion represents a philosophical and practical advance in zoo animal care. Institutions measuring positive welfare indicators alongside traditional negative measures are better positioned to demonstrate genuine animal wellbeing rather than merely adequate husbandry.