🐸 NEW: Most #animals make ketone bodies in the liver when #glucose runs low, and the #blood carries them to the #brain.
A University of #Missouri study found that #bullfrogs also produce #ketones directly inside brain tissue, letting neural activity continue without glucose. This may explain how the #frogs restart key brain circuits each #spring after #hibernation, when #energy stores are thin.
👉 https://www.popsci.com/environment/bullfrog-brain-superpower-backup-fuel/
#metabolism #amphibians #neuroscience #biology #research #winter #physiology #science #wildlife #nature #diseases