SEM of Eastern bluebird (Sialia sialis) feathers

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SEM of Eastern bluebird (Sialia sialis) feathers.  This image is 500 um wide..These feathers have micro-structures that reflect blue light.  These microscopic features allow the bird to display bright blue iridescent colors.
SEM of Eastern bluebird (Sialia sialis) feathers. This image is 500 um wide..These feathers have micro-structures that reflect blue light. These microscopic features allow the bird to display bright blue iridescent colors.
Filename: K08SEMbbfeath10blu2.jpg
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