| A | B |
| Charles Darwin | The person given credit for our views of evolution today. |
| H.M.S. Beagle | The ship on which Darwin sailed around the world on. |
| Natural Selection | The idea that some individuals in a population will survive and some will not. |
| Survival of the Fittest | Those individuals with well-suited characteristics will survive, while those without will die and leave few offspring. |
| Camouflage | A trait which organisms will have in which they blend in to their environment and they are hard to find. |
| Population | A collection of individuals of the same species in a given area. |
| Mutation | An extreme case of a variation. |
| Variation examples | Height, color, arm length. |
| Camouflage example | Peppered moths in England |