Strayer University Biology Discussion


Part 1: Post a Response

In California, Pacific Northern rattlesnakes prey on California
ground squirrels. Their relationship is a great example of co-evolution.
Read the article about their relationship found at, and then address the following questions:

  • Explain why the relationship between these two species is considered an example of co-evolution.
  • What did you find most interesting or significant about how the
    rattlesnake population adapts to the squirrel’s defenses against its

Part 2: Respond to a Peer

a post by one of your peers and respond, making sure to extend the
conversation by asking questions, offering rich ideas, or sharing
personal connections.