Flutterby™! : Breathing through one's ass

"Rodents and pigs share with certain aquatic organisms the ability to use their intestines for respiration, finds a study publishing May 14th in the journal Med. The researchers demonstrated that the delivery of oxygen gas or oxygenated liquid through the rectum provided vital rescue to two mammalian models of respiratory failure."

Ryo Okabe et al, Mammalian enteral ventilation ameliorates respiratory failure, Med (2021). DOI: 10.1016/j.medj.2021.04.004