blood bodgie color colour flow foliage garden green leaf leaves plant spring veins appearance beak beaks blood-flow captive captivity Chinese-white-dolphin clever coastal-animals coloration colored colorful colors 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