Update index.html with new FAQ on animal

index.html

@@ -295,6 +295,8 @@ <h2>Where can we view and submit errata for the book?</h2>
             attentive readers. We welcome any suggestions for technical or grammatical changes through the provided
             platform.
          </p>
+         <h2>What is the animal on the cover? Did you choose it?</h2>
+         <p>The animal is a <a href="https://en.wikipedia.org/wiki/Brittle_star">Brittle star</a>. O'Reilly chose and designed it for us.</p>
       </div>
 
    </div>
@@ -371,4 +373,4 @@ <h1 class="useful_text">Contact Us</h1>
    <script src="js/custom.js"></script>
 </body>
 
-</html>
+</html>