A Eurasian Tree Sparrow (<i><a href="//commons.wikimedia.org/wiki/Passer_montanus" title="Passer montanus">Passer montanus</a></i>) ringed at Landsort Lighthouse on the south cape of the island Öja (Landsort), south of Nynäshamn in Södermanland in Stockholm County in Sweden. Landsort Bird Observatory is responsible for the ringing.
<a href="//commons.wikimedia.org/wiki/User:Calandrella" title="User:Calandrella">Calandrella</a>
<span class="int-own-work" lang="en">Own work</span>