aquatic bill bird black black-necked-stork carnivore color colored coloring colors colour coloured colouring colours contrast contrasting ephippiorhynchus-asiaticus feathers glossy Jabiru large-birds long-legged long-necked near-threatened plumage slender stork waders wading-bird water-bird wetlands americas apex-predator big-cat black-spots Camouflage carnivorous circles coat distinctive feline fur in-decline jaguar mammal opportunistic panthera-onca pelt powerful-jaws relaxed rosettes solitary spots spotted sprawled-out stalk-and-ambush-predator stalker stalking stocky strongest-bite third-largest-feline zoo Australia Australian beak bluish-black-iridescent head iridescence appearance beaks blood-flow captive captivity Chinese-white-dolphin clever coastal-animals coloration colorful colourful confined conservation dark-spots entertaining entertainment environment environmental Indo-Pacific-humpbacked-dolphin marine-park medium-sized oceanic perfoming performance pink pink-dolphins restricted skin Sousa-chinensis teeth wild wildlife