Here&#x27;s the article I got it from:<p><a href="https:&#x2F;&#x2F;www.animalsciencepublications.org&#x2F;publications&#x2F;jas&#x2F;pdfs&#x2F;76&#x2F;1&#x2F;299" rel="nofollow">https:&#x2F;&#x2F;www.animalsciencepublications.org&#x2F;publications&#x2F;jas&#x2F;p...</a><p>In the third picture, the rumen has become pressurized from bloat, a condition they get when something stops them from belching (often the wrong sort of microbial activity in their rumen).