2. These guys are super tiny!
Tardigrades are usually just 1 millimeter (0.039 inch) long when they are fully grown.
3. These water-dwelling microorganisms are also called “water bears” because of they walk like a lumbering bear.
4. Some live in the Arctic. You can freeze them — and tardigrades will just keep living!
Just keep living, just keep swimming.
5. You can find them in the Sahara Desert. Boil them — and they won’t die!
It wants to be tickled … with optical tweezers!
7. Radiation levels that would kill humans doesn’t even phase them. Talk about resilience!
8. Dry them out. Wait years. Then add a drop of water — and it’s alllliiivvveee!
9. They’ve survived being launched into space too.
Actually, unlike those wusses Buzz Aldrin and Neil Armstrong, water bears don’t need fancy, high-tech space suits.
Water bear was like, “Halp!” But then realized, “Dude, I got this.”