Red junglefowl (chicken)
Chapter 8: How Songs Change over Space and Time
Subchapter: Each individual has its own song
From page 137 in the book.
Photo by Donald Kroodsma
♫553. No two roosters crow alike in this Kentucky barnyard. June 2, 2010. Just outside Mammoth Cave National Park, Kentucky. (6:15)
♫554. Three crows from each of three roosters, extracted from 4:35 to 5:35 in ♫553. Their different crows are now more easily heard. (0:29)