question: Octopuses expel what to hide from predators?
choices.text: a dark cloud through the skin organisms a parachute microorganisms their offspring male gametes an egg sack
choices.label: A B C D E F G H
formatted_question: Octopuses expel what to hide from predators? (A) a dark cloud (B) through the skin (C) organisms (D) a parachute (E) microorganisms (F) their offspring (G) male gametes (H) an egg sack