Mammals Can Breathe Through Their Intestines, Unsettling Experiment Finds – Gizmodo Australia

When pressed for oxygen, some fish and sea cucumbers will use their lower intestines to get a little extra out of their environment. Now, a team of Japanese researchers say that mammals are also capable of respirating through their rectal cavity, at least in a lab setting.
The teams research is published today in the journal Med and describes the capacity for mice, rats, and pigs to survive longer and have more strength in low-oxygen circumstances when given oxygen gas or an oxygen-rich liquid through…

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