And somehow, we have this absurd expectation that other life forms be visible, audible, and even more preposterous, despite the fact we live in a limitless reality of sizes, we expect them to be in a "visible" context.
There may be entire galaxies with countless life forms riding on one vapor droplet from your last sneeze, or our entire
known universe may a molecule of the bead of sweat that formed on a celestial creature.