I had a nice walk this morning ar Kennilworth Gardens. These are the species I spotted with my wife:
   
  White-throated Sparrow 
  Chipping Sparrow 2
  Fox Sparrow 1 (?)
  Northern Flicker
  Fish Crow
  Kildeer (solitary, perhaps sick)
  American Robin
  Cedar Waxwing
  Canada Goose 
  Northern Cardinal
  European Starling
  Mallards
  Great Blue Heron
  Yellow Rumped Warbler 3
  Belted Kingfisher
  Eastern Phoebe
  Ring-billed gull
  Fish Crow
  Red Bellied Woodpecker
  Downy Woodpecker (F)
  Red-winged blackbird (many)
  Tree Swallow 1 (got some great views of this one)
  Bald Eagle (2)
  American Black Duck (2)
  Blue Jay
  Ruby Crowned Kinglet (1)
  Carolina Chickadee (2)
   
  John Sherwood, Washington, DC