Discipline.
They had eyes. They didn't use them. They navigated with their other senses. They could hear the moving parts of their surroundings. Smell the nonmoving. Feel the faintest movement when submerged in water. They could navigate the crew's ship without even a flicker of an attempt to open their eyes.
It took Dicipline.
Awan was a whole new invironment. Loud - It was hard to make out individual noises nearby. Strong Smelling too, with all the creatures moving arou...