Northern mockingbird
Chapter 7: When to Sing, and How
Subchapter: Night singing
From page 127 in the book.
♫516. The relatively slow pace of singing by a night-singing western mockingbird. In roughly the last half of the recording, other songbirds are beginning to awake and can be heard in the distant background. March 27, 2017. Joshua Tree National Park, California. (50:32)
♫517. Night singing, example 2, this one by an eastern bird. April 17, 2002. Forest Lakes, Naples, Florida. (27:45)
For ♫518-♫531, see Explore 61.