Axiom-4 Mission: Shubhanshu Shukla will do experiments on THESE animals that survived after dinosaurs became extinct

Dinosaurs became extinct, but they survived. ISRO astronaut Shubhanshu Shukla will carry out experiments on these animals, also known as "moss piglets". The eight-legged segmented micro-animal, Tardigrades, has been living on Earth for more than 50 crore years.