During the cold winters, the Alaskan Wood Frog becomes a frog-shaped block of ice. It stops breathing, and its heart stops beating. When Spring arrives the frog thaws and returns to normal going along its merry way. Amazing!
The striped hyena (Hyaena hyaena) is native to North and East Africa, the Caucasus, the Middle East, Middle and Central Asia and the Indian Subcontinent. It is listed by the IUCN as near threatened, as the global population is estimated to be under 10,000 mature individuals. (info source: wiki)