blackout bodgie bulb dark darkness dwindle electricity light lightbulb lit twilight blue boulder cloud edge high icy July landscape margin melt mountains natural nature norway norwegian plants plateau retreat rock sky snow thick vegetation white pool road water 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 austere bank bleak canada dour glacier harsh ice peak range Rockies Rocky Mountains silt stern summit