ScienceActually<p>Sperm whales have two nostrils, but unlike most animals, they are asymmetrically positioned. The left nostril is visible on the outside and forms the single blowhole used for breathing. The right nostril is hidden inside the whale’s massive head and is actually part of its complex echolocation system.</p><p>Thanks for sharing, The Guernsey Scientist !</p><p><a href="https://sfba.social/tags/science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>science</span></a> <a href="https://sfba.social/tags/sciencefacts" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>sciencefacts</span></a> <a href="https://sfba.social/tags/spermwhale" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spermwhale</span></a> <a href="https://sfba.social/tags/spermwhales" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spermwhales</span></a> <a href="https://sfba.social/tags/nostril" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>nostril</span></a> <a href="https://sfba.social/tags/echolocation" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>echolocation</span></a></p>