Myotis daubentonii hibernating. The moisture that has condensated on bats body helps it to prevent water loss. Photographed during national monitoring.
<a href="//commons.wikimedia.org/w/index.php?title=User:Lennartlennuk&amp;action=edit&amp;redlink=1" class="new" title="User:Lennartlennuk (page does not exist)">Lennart Lennuk</a>
CC BY 4.0
<span class="int-own-work" lang="en">Own work</span>