09-09-12 Bird Field Note

September 12, 2012

Debbie Leick's Field Note describes rabbitbrush, nocturnal flight call spectrograms, and prarie falcons.

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09-09-12 Field Note

Blooming rabbitbrush adds color in the fall.

Insects sip nectar from late season blooms.

A katydid perches on rabbitbrush.

A young bull snale and a mouse sit on a beaten path.

A prarie falcon perches.

Black hawthorn haws are a source of food.

Wilson's warblers and ruby-crowned kinglets migrate at night.

Nathan installs an acoustic recording unit.

Nocturnal Flight Call Spectograms

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