Living in one world and breathing in another <br />
<br />
A blue whale surfaces for breath, filmed by DolphinDroneDom.<br />
After each breath, the blowhole is sealed tightly by strong muscles that surround it, so that water cannot enter lungs.[https://somee.social/posts/751949](https://somee.social/posts/751949)<br/>[Living in one world and breathing in another
A blue whale surfaces for breath, filmed by](https://somee.social/posts/751949)