A juvenile Eurasian Tree Sparrow
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Transferred from <a class="external text" href="https://en.wikipedia.org">en.wikipedia</a>; transferred to Commons by <a href="//commons.wikimedia.org/wiki/User:Innotata" title="User:Innotata">User:Innotata</a> using <a rel="nofollow" class="external text" href="http://tools.wikimedia.de/~magnus/commonshelper.php">CommonsHelper</a>. Another version is at <a rel="nofollow" class="external autonumber" href="http://opencage.info/pics/large_2664.asp">[1]</a>.