Trumpeter Swan 1 Blue-winged Teal 2 Green-winged Teal 1 Pied-billed Grebe 5 American Bittern 2 Osprey 1 American Coot 1 Black Tern 4 Black-billed Cuckoo 1 Belted Kingfisher 1 Hairy Woodpecker 1 Eastern Kingbird 5 Common Raven 1 Tree Swallow 30 March Wren 1 Brown Thrasher 1 Blue-winged Warbler 1 American Redstart 3 Chestnut-sided Warbler 2 Black-throated Green Warbler 2 Swamp Sparrow 5 Bobolink 1 | Tuttle Marsh, IO |