Charlene and others-

That CD is probably the best resource out there for nocturnal flight calls.

For those on a budget or are too cheap to buy the CD (like me!), this website can be useful:

The Nocturnal Flight Calls listserv may also be useful:

If anyone is interested in entering nocturnal flight calls into eBird, there is a special protocol for that:

The microphone on this website was relatively easy to build, and I've been able to get some recordings (mostly last fall; mostly Savannah Sparrows) to an old iPod:


Ryan Douglas
Postdoctoral Fellow
310 Tucker Hall
University of Missouri
Columbia, MO 65211

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