question: What is used by some birds to catch their prey?
choices.text: pouches Jaws a bill backbones wings energy droppings keratin
choices.label: A B C D E F G H
formatted_question: What is used by some birds to catch their prey? (A) pouches (B) Jaws (C) a bill (D) backbones (E) wings (F) energy (G) droppings (H) keratin