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Physiology & Medicine / What determines the colour of reflections when an animals' eyes are illuminated?
« on: 30/11/2015 22:45:33 »
When I walk the dogs in the dark morning, with my head torch I can see their eyes reflect with a bluey white colour, and the pair of of foxes in the church grounds that have a yellow reflection. There don't seem to be any cats about, but I know from flash photography that people have red reflections.
Why do different animals have different coloured eye reflections?
Why do different animals have different coloured eye reflections?