River red gums Eucalyptus camaldulensis fringing Paroo River. A refuge for wildlife in dry times, when in flood the Paroo fills ephemeral wetlands and lakes with life-giving river water from rainfall hundreds of kilometres upstream, creating some of the most important wetland and waterbird habitat in Australia. Crustaceans, fish and frogs will emerge from aestivation to breed, and nomadic waterbirds will arrive Currawinya National Park, western Queensland, Australia