Bottoms-up - ID Post 1

 No. 1 - Gadwall

 No. 2 - Green-winged Teal

 No. 3 - Mallard (I love the curls on his tail!)

 No. 4 - Mute Swan

 No. 5 - Northern Pintail - note on these breeding plumage males the long "pintail"

No. 6 - Northern Shoveler