Zoos claim conservation as a key justification for their existence - evidence for their conservation contributions varies widely and transparency about funding allocation is essential.
Zoo conservation funding transparency is a welfare-adjacent issue: zoos that genuinely contribute to conservation provide a welfare justification for keeping animals in captivity. The justification weakens if conservation claims are primarily marketing rather than substantial financial and practical contributions. Consumers visiting zoos deserve accurate information about what proportion of revenue funds genuine conservation versus operations and profit. Leading zoos that publish detailed conservation accounts and demonstrate substantial in-situ contributions deserve differentiated support. Advocacy for standardised, independently verified conservation reporting would improve accountability across the sector.