Click the links below for details about the bird vocalizations used in this episode from the Macaulay Library at the Cornell Lab of Ornithology: Black-capped Chickadee Cedar Waxwing Ruby-throated Hummingbird Intro music: Kai Engel Walking Barefoot on Grass Outro music: The United States Army Old Guard Fife and Drum Corps: United States National Anthem (The Star…