When a Sage Thrasher, perched on a clump of sagebrush, tips its head back to sing, the notes rush forth. They often sing non-stop for at least two minutes. In stark comparison, the song of this Brewer’s Blackbird lasts barely a second. And the Henslow’s Sparrow values brevity even more. But whether they’re long and drawn out or short and sweet, bird songs are all about the same things: territory and breeding. 

More info and transcript at BirdNote.org. 

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