- The biggest influences on species survival are changes in the environment.
- Climate change is an important influence in determining which species survive. A species which is very well adapted to a hot climate may become extinct in an Ice Age. It could be that there is insufficient food or it is too cold to breed.
- Climate change may make it too cold or hot, or wet or dry, for a species and reduce its food supply.
- Fossil evidence shows that there have been mass extinctions on…
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