beak bird black-bill black-crown bright-eyed cinnamon colored coloring colors coloured colouring colours fauna head-plumes Heron long-yellow-legs Nankeen-night-heron nocturnal nuptial-plumes nycticorax-caledonicus omnivore omnivorous perched plumage plumes rufous-night-heron secretive sharp sharp-eyed shy stocky waterbird widespread wildlife Asian auspicious lions ball building guard carved ceramic chinese colorful colourful decorative decorative stone external guard fortune fu lions good fortune guard guardian lions lion dogs lions of Buddha luck male marble one of a pair paw on a ball rui shi stone symbol temple lions wealth black bill black crown bright eyed cleaning head plumes long white head plumes long yellow legs Nankeen night heron nuptial plumes nycticorax caledonicus rufous night heron sharp eyed alternate bronze cast bronze right and left grooming preening