Education NRM water food air waste transport purchasing biodiversity climate change Wetland Birds of South Australia Water Fowl Eurasian Coot Black-tailed Native Hen Purple Swamphen Dusky Moorhen Little Birds Australasian Grebe Great Crested Grebe Winter Hoary-headed Grebe Breeding season Black-faced Cormorant Little Black Cormorant Australian Darter Great Cormorant Little Pied Cormorant Pied Cormorant Cormorants and Darter Ducks Pacific Black Duck Grey Teal Hardhead Australian Shelduck Chestnut Teal Wood (Maned) Duck Pink-eared Duck Blue-billed Duck Australasian Shoveler Freckled Duck Musk Duck