Without water, a human can only survive for about 100 hours. But there’s a creature so resilient that it can go without it for decades. This 1-millimeter animal can survive both the hottest and coldest environments on earth, and can even withstand high levels of radiation. In this video by TED-Ed, Thomas Boothby introduces us to the tardigrade, one of the toughest creatures on Earth.
Top image screen captured from the video.
[Source: TED-Ed via YouTube.]