Australia Australian Australian-crane bird brolga crane dance dancing-bird dwindling-numbers feathered feathers graceful gray gregarious grey grus-rubicunda large long-legged long-necked loud-calls majestic native-companions Noisy plumage prance prancing red-headband reddish-crane slender tall trumpeting wader wading-bird water-bird wetlands-bird wildlife angles building building construction building site building work buildings construction construction site construction work danger height heights high metal work pipes railing rails safety scaffolding security steel scaffolding work work-safe workmen building-construction building-site building-work construction-site construction-work external lifts metal-work protected protection steel-scaffolding