I think these are what you mean. The one I numbered #2 is the clearest to me, but I think these are all tricks of the mind seeing what you want to see? I zoomed in to over 800% and I can't see any more detail.
But then again how do we know that the spirits can't just make then self blend into the background?
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I'm sure it was busy out at Bachelor's grove yesterday, weekends there are starting to feel like a day at the mall......just so many people in and out.