diff --git a/docs/avian/img/falling_dyn.gif b/docs/avian/img/falling_dyn.gif
deleted file mode 100644
index c072863..0000000
Binary files a/docs/avian/img/falling_dyn.gif and /dev/null differ
diff --git a/docs/avian/readme.md b/docs/avian/readme.md
index 27afcec..633ceb3 100644
--- a/docs/avian/readme.md
+++ b/docs/avian/readme.md
@@ -292,7 +292,7 @@ You should now see both objects fall to the ground.
 
 <details>
 <summary>The cube and board falling to the ground</summary>
-<img src="img/falling_empty.png" width = 50%/>
+<img src="img/falling_empty.gif" width = 50%/>
 </details>
 
 ### Wireframes