Natural Selection

A puzzle for the fittest of minds.
This nature crossword tests your knowledge of the animal kingdom. Features clever wordplay on science and biology terms for a wild challenge.
Select a cell to see clues
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Print

Across

  • 1A
    Put one's foot down
  • 6A
    Kind of bear or climate
  • 7A
    Arctic seabird with a clown-like beak
  • 8A
    Luke Skywalker or James Dean, for two
  • 11A
    Up the ante, in poker
  • 13A
    An O. Henry specialty
  • 15A
    Slow-and-steady fable winner
  • 16A
    Fauna's leafy counterpart
  • 17A
    Most long-in-the-tooth

Down

  • 1D
    Result of a collision or a great speech
  • 2D
    Trip to see lions and giraffes, maybe
  • 3D
    Of the soul, not the body
  • 4D
    Hues and shades
  • 5D
    Prehistoric art gallery, like Lascaux
  • 9D
    Armored insect, or a classic VW model
  • 10D
    At rock bottom
  • 12D
    Houston ballplayer
  • 14D
    Creature that cries at the moon