Natural selection is a process where organisms that are able to better adapt to their environment survive and produce offspring. Watch the following video to learn more about natural selection:

To gain some experience with how natural selection occurs, interact with the simulation below. Click "Intro" then change the settings. Make sure to test the following: Add Mutation and Environmental Factors (Wolves, Limited Food). What happens when you change each of these items?

Now that you have had some time to learn about natural selection, go to the following website: labaids.s3.us-east-2.amazonaws.com/sgi-sims/sepup_natural_selection/index.html, and follow the instructions. This simulation will give you the opportunity to create your own birds and to see how natural selection affects the birds you created.