They are in a deep ketogenic state burning fat reserves only. Ketones unleash a myriad of longevity pathways.
Ketones as signalling metabolites
Hibernating bears, secrets to human disease prevention?
Would love to have the scientists measure mTOR pathways.
There us a company out here that is focused on learning from animals like in this case. I think the founders are out of Stanford University, its name is Fauna bio