More about #human #eyesight This #bear will demonstrate. It
  Looks huge to me but tiny to you. It's how we can see down a
  straw easily.
  [vine id = "MgW7Yl5llwA"]
  More about #human #eyesight This #bear will demonstrate. It
  Looks huge to me but tiny to you. It's how we can see down a
  straw easily.

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