WONDER #2486: Can You Move Your Ears?

Question 1 of 3

Studies have found that human ear muscles twitch when...

  1. a person is surprised by a sound
  2. a person is very hungry
  3. a person shifts their eyes from left to right
  4. Both a and c

Question 2 of 3

Which animal can adjust the shape of their ears and uses echolocation?

  1. Snake
  2. Bat
  3. Kangaroo
  4. Dog

Question 3 of 3

Modern human ear muscles are leftover from ones that were much larger millions of years ago, which is why experts call them ____________________.

  1. extra
  2. vestigial
  3. non-essential
  4. shrinking muscles

Check your answers online at https://www.wonderopolis.org/wonder/can-you-move-your-ears.