These fossils are ALIVE! 🤯 Giant stromatolites are living fossils that can be found three meters under Lake Untersee’s icy surface. They can survive in even the harshest of environments, and live for thousands of years. Meet the animals inhabiting our fragile frozen worlds. This is life on thin ice. ❄️ #FrozenPlanet2 Tap the link in our bio to find out where to watch 👆 . . . . #BBCEarth #FrozenPlanet #Stormatolites #DavidAttenborough #Nature