Nepal House Martins and nests in Bhutan.
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/13244583@N03">chia_alfred</a>
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originally posted to <b><a href="//commons.wikimedia.org/wiki/Flickr" class="mw-redirect" title="Flickr">Flickr</a></b> as <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/13244583@N03/3546021080">Nepal House Martin on nest (Delichon nipalensis), Bhutan</a>