AnimalsMind-BlowingA hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.251k
AnimalsMind-BlowingA scorpion can hold its breath for up to 6 hours, allowing it to survive flash floods and even being submerged underwater.212k
ScienceInterestingAn underwater forest off the coast of Alabama that is 50,000 years old was uncovered by Hurricane Katrina.183k