question: Wolves employ a distinctive form of:
choices.text: lone wolf chemical digestion canine communication coyotes and dogs intelligence backbones feedback mechanisms
choices.label: A B C D E F G H
fact2: Groups of indris communicate with mournful and distinctive howls.
combinedfact: Wolves use distinct forms of communication.
formatted_question: Wolves employ a distinctive form of: (A) lone wolf (B) chemical digestion (C) canine (D) communication (E) coyotes and dogs (F) intelligence (G) backbones (H) feedback mechanisms