| A | B |
|---|
| species | a group of similar animals or plants |
| ancestor | distant relatives of plants or animals |
| specialization | to adapt to the environment |
| environmental pressure | when living things compete for resources (food, water, space, being eaten etc...) |
| variation | something that is slightly different from the same type |
| mutation | a genetic change that can be inherited |
| offspring | a persons child or animals young |
| evolution | a slow process of change of an organism |
| extinction | when an organism no longer exists |
| survival of the fittest | when the strongest organisms are able to survive and reproduce |
