Scientists Finally Learned How a Tiny Mouse Survives Near the Andes Death Zone at 7,000 Meters - ZME Science

Researchers have discovered how the Andean leaf-eared mouse survives at extreme altitudes of over 6,700 meters, far beyond the previously assumed limit for mammals. The study reveals that these mice evolved unique physiological adaptations, including the ability to detoxify plant compounds, to thrive in oxygen-starved, freezing environments.