Carolina wren
Chapter 4: How a Bird Gets Its Song
Subchapter: Learned songs of songbirds, and babbling
From page 55 in the book.
♫184. Adult song. How many songs of just one type? A lot! May 29, 2010. Redbird Wildlife Management Area, Daniel Boone National Forest, Big Creek, Kentucky. (7:19)
♫185. Plastic song, probably by a young male hatched earlier in the year. June 4, 2010. Bay Creek Wilderness, Shawnee National Forest, Eddyville, Illinois. (1:55)
(For practice singing of spring-time dark-eyed juncos, and for ♫186 and ♫187, see the accompanying Explore 25.)