appearance beak beaks blood-flow captive captivity Chinese-white-dolphin clever coastal-animals color coloration colored colorful colors colour coloured colourful colours confined conservation contrast contrasting dark-spots entertaining entertainment environment environmental Indo-Pacific-humpbacked-dolphin mammal marine-park medium-sized near-threatened oceanic perfoming performance pink pink-dolphins restricted skin Sousa-chinensis spots spotted teeth wild wildlife abstract angles artistic backdrop background black blended blue bright brilliant circles circular corners decoration decorative design detailed detailed patterns edges geometric geometrical green image images interconnected intermeshed interwoven kaleidoscopic patterns light lines mandala patterns perspectives pointed points radiating rays rounded shapes sharp spiral spiraling spiralling style texture textures vibrant wallpaper white yellow african alert biological-interaction bird broad-mouthed collagen creases curious eating endangered flat-mouthed folds food gray grazer grey heavy herbivore herbivorous hide horns inquisitive keratin large Myna myna-birds mynah Noisy placid plumage powerful precocious rhino rhinoceros snout square-lipped-rhinoceros strong symbiosis symbiotic threatened tough watchful white-rhinoceros wide-lipped-rhinoceros wrinkled wrinkles access-denied advice appropriate-behavior appropriate-behaviour behave behavior behaviour communicate communication denied directions entry-denied entry-prohibited fencing information informing keep-off limited-access mesh no-access no-entry no-go not-allowed not-permitted permission-denied prohibited prohibition red restriction restrictions safety secure security sign signage trespass trespassing unauthorised unauthorized warning spiral spiraling brown cream multicoloured orange rust