===================================================================
--- original.js
+++ change.js
@@ -107,10 +107,12 @@
 	if (playerDuck.x > finishLine.x) {
 		LK.showYouWin();
 		return;
 	}
-	// Make the wave move up and down
-	wave.y += Math.sin(LK.ticks / 60) * 5;
+	// Make the waves move up and down in a wave movement
+	for (var i = 0; i < waves.length; i++) {
+		waves[i].y += Math.sin((LK.ticks + i * 10) / 60) * 5;
+	}
 	if (LK.ticks % Math.floor(Math.random() * 60 + 60) == 0) {
 		LK.getSound('quack').play();
 	}
 	for (var j = 0; j < ducks.length; j++) {