5/1/10 8:30-9:45AM, Knox Preserve and the Strand 2 COMMON EIDER, Males, resting on the beach, viewed from 25 yds 7 Osprey 3 Semipalmated Plover 2 Greater Yellowlegs X Herring Gull X Great Black-backed Gull 2 Mourning Dove 4 Blue Jay 2 American Crow 1 House Wren 1 Gray Catbird 3 Savannah Sparrow 1 Northern Cardinal 7 Red-winged Blackbird 2 Common Grackle 3 Purple Finch 2 House Finch 8 American Goldfinch