Respuesta :

its starts evolving where it starts in the DNA, DNA describes you, everything from your behavior to your personality it takes generations to finish evolving how you react every day is how your behavior is going to change in a couple of generations. Hope this helped you
  

Answer:

As the environment changes, species must learn to adapt... so their behavior changes in order to survive.  

Explanation:

For example, Migration patterns of animals change because of the global crisis.