1. Tardigrade (Water Bear)
Tardigrades, commonly known as water bears, are microscopic animals renowned for their exceptional resilience. They can endure extreme conditions such as freezing, boiling, intense radiation, and even the vacuum of space. This remarkable survival is attributed to their ability to enter a state called cryptobiosis, where they suspend their metabolism and can revive when favorable conditions return. For more detailed information, refer to NASA’s insights on tardigrades in space: (nasa.gov)