animal bird feathers ibes ibis ibises lake long-legged pond wading walk abundant approaching storm bare branches bare tree birds black branches clouds dark evening fauna flock perched perching resting silhouettes storm storm-clouds tree-tops Australia Australian banded bands beak bill colored colorful colors coloured colourful colours curved beak curved bill dusky feeding glossy glossy ibis iridescence iridescent iridescent bronze long down-curved bill metallic sheen pair plegadis falcinellus plumage reedy grass shadows shiny sunlight sunshine waders wading bird wildlife curved-beak curved-bill downcurved-bill farmer's-friend featheed Grasslands insect-eating insectivore insectivorous iridescent-bronze large-waterbird long-down-curved-bill metallic-sheen naked-black-head straw-necked-ibis threskiornis-spinicollis wading-bird water-bird widespread appearance Australian-white-ibis bare-black-head color coloring colour colouring common companions competitive fairly-large ibis-family odor odorous odour pest pesty strong-smell threskiornis-moluccus urban wader white-plumage Australian-crane brolga crane dance dancing-bird dwindling-numbers feathered graceful gray gregarious grey grus-rubicunda large long-necked loud-calls majestic native-companions Noisy prance prancing red-headband reddish-crane slender tall trumpeting wetlands-bird