Gut microbes help some squirrels stay strong during hibernation

Gut microbes give some squirrels a helping hand to stay strong during hibernation. The microorganisms appear to help the squirrels recycle nutrients to keep the rodents’ muscles taut, researchers report in the Jan. 28 Science.

Understanding how squirrels keep their muscle over the winter could offer a small clue to figuring out how to stave off muscle loss for people who are malnourished or have muscle-wasting diseases, the scientists say.  

“After long bed rest, humans are just not jumping up and down and climbing mountains,” says study coauthor Hannah Carey, a hibernation physiologist at the University of Wisconsin-Madison. “But that’s what these [squirrels] have to do.”  


→ Continue reading at Science News

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