These are exclusively North American birds.
Here's a compilation of all the Bird Song Quizzes I have posted:
Bird Song Quiz #1
Bird Song Quiz #2
Bird Song Quiz #3
Bird Song Quiz #4
Bird Song Quiz #5
Bird Song Quiz #6
Bird Song Quiz #7
Bird Song Quiz #8
Bird Song Quiz #9
Bird Song Quiz #10
Bird Song Quiz #11
Bird Song Quiz #12
Bird Song Quiz #13
Bird Song Quiz #14
Bird Song Quiz #15
The answers to the first few quizzes can be found in the subsequent quiz (i.e. the answers to quiz #2 are included in the post for quiz #3). Starting from Quiz #10 I used a new format that gives the answer immediately after submission.
...more to come!
