question: How do birds fly faster?
choices.text: at least one in every five absorbing nutrients flapping their wings quickly two pairs of wings With their talons weak muscles Protection against predators slowing their wing flaps
choices.label: A B C D E F G H
formatted_question: How do birds fly faster? (A) at least one in every five (B) absorbing nutrients (C) flapping their wings quickly (D) two pairs of wings (E) With their talons (F) weak muscles (G) Protection against predators (H) slowing their wing flaps