Scientists described the tardigrada animal, “almost impossible to kill,” which is the strongest animal in the world after it was discovered by the German (Johann August Ephraim Jose) in 1773.
The tardigrada animal lives, almost anywhere up to the craters of volcanoes and outer space, so that the animal belongs to the primitives of the mouth or (Protostomia), and appears under the microscope with a length ranging between 0.5 and 1.5 mm, according to the site (Tohama).
And for a tardigrada, eight feet we end with sharp claws and under a microscope it resembles a bear or a pig; So it is known as water bear or algae pig.
The most powerful animal in the world is characterized by its slow steps and its ability to live without air or water for up to 10 years, and its lifespan is nearly two centuries.
The tardigrada withstands temperatures up to 180 degrees and coldness of 273 below zero, and it also withstands gamma rays that destroy humans, and it has the ability to live under pressure 6 times the ocean.