Why men stare at thick thighs?

I am asking this question because a lot of times i have caught men looking at my thighs when i wear pants and i feel confuse that why are they staring at my thighs is that some sexual thing? plus if you are someone who is into skinny thighs will you also stare or pay no attention? I have given my picture below
Why men stare at thick thighs?
Why men stare at thick thighs?
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