Natural Selection

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Across
  1. 1. What happens to an animal's population if they do not adapt?
  2. 5. Animals who are better suited to their environment seem to ___________.
  3. 6. Animals adapt to better suit their _________.
Down
  1. 2. The first name of the person who developed the theory of Natural Selection.
  2. 3. Natural Selection is a key mechanism of _________.
  3. 4. The last name of the person who developed the theory of Natural Selection.