Recordings, photos, and spectrograms

The slides in my PowerPoint programs include my field recordings,

photos, and often include spectrograms that show the rhythm

and pitches that people are hearing in the recordings.

Black-capped Chickdee - Lisa Rainsong

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The most important element of cricket and katydid songs in the rhythm. With the sonogram,

it's easy to see as well as hear the steady chirping of this Snowy Tree Cricket

Snowy Tree Cricket - Lisa Rainsong

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For the Western Chorus Frog, people can see both the rising pitch

and the rhythm and pauses between songs.

Western Chorus Frog - Lisa Rainsong

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