Speciation Vocabulary

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Across
  1. 4. a new river forms and splits two populations (geographically), causing ___ speciation
  2. 5. A group of similar organisms capable of reproducing fertile offspring
  3. 7. mechanism of evolution
  4. 8. The process by which species change over time through natural selection and genetic variation.
Down
  1. 1. A group of frogs in a pond diverges into two distinct species due to differences in mating calls and preferences. This is ___________speciation.
  2. 2. new species forming as a result of evolution
  3. 3. ______ refers to the ability to survive and reproduce
  4. 6. differences in organisms