Caution: Raptors Ahead!
You may have heard, about a week ago, of highway signs in Austin, TX that were "hacked" to display warnings of the zombie apocalypse.

ZOMBIES IN AREA - RUN
Well… this is even better.. but the same–ish.
Highway signs in Indiana were changed to warn motorists that they were encroaching upon raptor territory.

RAPTORS AHEAD - CAUTION