Gut Microbes Help Ground Squirrels Endure Hibernation January 28, 2022 via The Scientist RSS https://ift.tt/3Ho2C4t By breaking down urea, the animals' gut bacteria recycle nitrogen, which can be then used to build new molecules during prolonged fasting. https://ift.tt/eA8V8J January 28, 2022 at 03:18AM Read more