• Cassin's Sparrow The U.S. Geological Survey Website.

• Cassin's Sparrow Photograph and Sound Recording: "Photo Credit, Jim Burns, 1998"

• Incredible Photographs of the Cassin's Sparrow (Aimophila cassinii) by Greg Lasley Nature Photography.

• Cassin's Sparrow in New York 7-10 October 2000: "New York?"

• Cassin's Sparrow, eNature.com: Excellent photograph, audio, and discussion.

Sparrow Index

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