Red Bull RB7 adjustable rear wing. On second image rear wing is covered green aero paint.
<ul><li><a rel="nofollow" class="external text" href="https://www.flickr.com/photos/9259187@N05">Gil Abrantes</a> from Portugal</li>
<li>derivative work (crop and merge): <a href="//commons.wikimedia.org/wiki/User:Sasha_Krotov" title="User:Sasha Krotov">Sasha Krotov</a></li></ul>
CC BY 2.0
Crop <a href="//commons.wikimedia.org/wiki/File:F1_2011_Jerez_day2_26.jpg" title="File:F1 2011 Jerez day2 26.jpg">File:F1 2011 Jerez day2 26.jpg</a> and <a href="//commons.wikimedia.org/wiki/File:F1_2011_Jerez_day2_24.jpg" title="File:F1 2011 Jerez day2 24.jpg">File:F1 2011 Jerez day2 24.jpg</a>