 Definition of iridescence 1 : a lustrous rainbowlike play of color caused by differential refraction of light waves (as from an oil slick, soap bubble, or fish scales) that tends to change as the angle of view changes... (this may also apply to birds :) , in fact it does .. same bird top and bottom, but moments in time and angle difference.  
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May 2020
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March 2018 .. I just received notice that my blog has been awarded a distinction of being one of the top 100 photography blogs in Canada.
* All images and content copyright Terry Venables and NaturalImagesCanada *
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