Indigo bunting
Chapter 4: How a Bird Gets Its Song
Subchapter: Learned songs of songbirds, and babbling
From page 53 in the book.
First year male Photo by Marie Read
2nd year or older male Photo by Marie Read
♫173. Adult song. May 17, 2006. Quabbin Park, Ware, Massachusetts. (1:21)
♫174. Plastic song of yearling, example 1. May 17, 2006. Quabbin Park, Ware, Massachusetts. (0:33)
♫175. Plastic song of yearling, example 2. May 17, 2006. Quabbin Park, Ware, Massachusetts. (4:45)