Input (grade 9): Its limpid, globular eyes; which appear red or blue, also depending on lighting; are proportionately the largest in the animal kingdom at 2.5 cm (1 inch) in diameter.
Output (grade 9): Its limpid, globular eyes - which appear red or blue, also depending on lighting - are proportionately the largest in the animal kingdom at 2.5 cm (1 inch) in diameter.