Interesting articles about tardegrades (quote: This new species is the 168th to be discovered in Japan. Worldwide, there are more than 1,000 different species of tardigrades, and about 20 new species are found each year.)
New Species of 'Indestructible' Animal Found in Surprising Place
Discovered in a parking lot in Japan, the tardigrade species could provide clues for how the animal has changed over time.
https://news.nationalgeographic.com/201 ... japan-spd/
Also called water bears, tardigrades can survive up to 30 years without food, live in volcanoes, and endure the vacuum of space.
http://news.nationalgeographic.com/2017 ... h-science/