Incoming Resources
- The great animal orchestra, finding the origins of music in the world's wild places, Bernie Krause
- The singing life of birds, the art and science of listening to birdsong, Donald E. Kroodsma ; drawings by Nancy Haver
- What the robin knows, how birds reveal the secrets of the natural world, Jon Young ; with science and audio editing by Dan Gardoqui
- Singing, acting, and movement in opera, a guide to singer-getics, Mark Ross Clark ; Lynn V. Clark, curriculum designer