Alkefjellet is a basalt rock formation at Hinlopen Strait on Spitsbergen, harboring approximately 60,000 breeding pairs of Brünnich's guillemot <i><a href="//commons.wikimedia.org/wiki/Uria_lomvia" title="Uria lomvia">Uria lomvia</a></i> in Summer. Birds are sitting on every possible space on the cliff with their back to the open air in order to protect the hatchlings.
<a href="//commons.wikimedia.org/wiki/User:AWeith" title="User:AWeith">Andreas Weith</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>