“…Enclosure size. Unsurprisingly, enclosures perceived as small were consistently associated with more negative welfare perceptions, compared to larger, apparently spacious, enclosures which were perceived to better meet animals' needs by providing adequate space for natural behaviours and physical comfort [10,11,16,29,34,35,40,41,43,44,46,47,51,52,54,55,59,62,64,70,88,90,97,98,109,111,120,128,131]. How big an enclosure should be (for each species) and how visitors render judgement remains ambiguous, as qualitative findings have often been limited in their description (e.g.…”