Aposematism - (from apo- away, and sematic sign/meaning), perhaps most commonly known in the context of warning colouration, describes a family of antipredator adaptations where a warning signal is associated with the unprofitability of a prey item to potential predators.

gnosanopsia - awareness without discrimination.

demagogue or sometimes  ( US ) demagog  (ˈdɛməˌɡɒɡ) — n
1.     a political agitator who appeals with crude oratory to the prejudice and passions of the mob
2.     (esp in the ancient world) any popular political leader or orator
 [C17: from Greek dēmagōgos  people's leader, from dēmos  people + agein  to lead]