Dr. Ray L. Winstead
Professor of Biology (retired), Indiana University of Pennsylvania

One of the stimuli for "training" Chickadees near Indiana, Pennsylvania


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Ray Winstead at LaSalle Park near Burlington, Canada, November 26, 2011

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Photos in PowerPoint Format

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Current Percentage Metric Time is
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Christian Essentials

Dr. Winstead's Blood Pressure Tracker:  Free Templates for Graphing Blood Pressure in Microsoft Excel

Dr. Winstead's Current Local and World Standard Percentage Metric Time Clock

Blue Spruce Park Chickadees

Dr. Ray L. Winstead
Direct e-mail Link: rw@raywinstead.com