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1 year agoOh. I didn’t know this was a thing. In my mother tongue (German) it is like a normal expression.
Oh. I didn’t know this was a thing. In my mother tongue (German) it is like a normal expression.
My quick guess is that it is so dim, that our eyes are seeing it mostly with the rods (instead of the cones), which only see black and white. „In the night all cats are gray“
Just saw one yesterday night and didn’t knew there was a name for that phenomenon.
Great photo!