Feed a Pigeon, Lose a Finger.

Found at Say No to Crack, apparently it's in San Francisco, where pigeons are ravenous monsters that can tear your limbs and fingers - Thanks Anita!

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Found at Say No to Crack, apparently it's in San Francisco, where pigeons are ravenous monsters that can tear your limbs and fingers - Thanks Anita!
and as a tourist area, they try to give the place a bit more character, so there's old-fashioned street signs in some areas, stuff like that.
so basically the sign is a prop for the tourists. granted, the pigeons are a nuisance, but that's what the smaller blue sign is for