Identify the birds in the following photographs, all of which were taken by me in New England. This gallery of untitled photos is randomly arranged and includes more than one photo of some species. If you get stuck, the 10 possibilities (in my Life List order) are provided below. If you're reading this post via e-mail, visit the blog to view the full-size images.
The Birds of Life List Bird Game #4
31. American Goldfinch
32. Black-capped Chickadee
33. Winter Wren
34. Brown Creeper
35. Eastern Bluebird
36. Northern Flicker
37. Brown-headed Cowbird
38. Common Raven
39. Brant
40. American Black Duck
Hint: You can use the photo filename to check your guesses. For example: 008grca.jpg corresponds with my 8th Life Bird: Gray Catbird.