Evolution

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Across
  1. 3. a genetic characteristic
  2. 5. Lamarck cut off these rats
  3. 7. he developed the theory of evolution at the same time as Darwin
  4. 8. suggested animals could acquire features and pass them on
  5. 11. another way of saying natural selection
  6. 13. individuals with favorable variations are more likely to ______
  7. 14. better suited individuals have an ____
  8. 17. difference between members of a population
  9. 19. the features that were different on the birds of the Galapagos islands
  10. 20. a battle between members of a population for resources.
Down
  1. 1. ___ occurs when an offspring has a random genetic trait.
  2. 2. something found deep in the earth that is very old
  3. 4. the ship that Darwin sailed on
  4. 6. the islands where Darwin studied finches.
  5. 9. he developed the theory of evolution by natural selection.
  6. 10. the bird species that Darwin famously studied
  7. 12. another word for the next generation(also a band)
  8. 15. the mechanism that drives evolution
  9. 16. another word for changes
  10. 18. best suited for the environment