I give you a few more minutes in bed, but then make sure you're more rushed. What am I?

If ten apples are to be distributed among ten people, but there's still an apple left in the basket, how is that possible? Solve the riddle → What navigates in total darkness using sound waves but doesn't have radar? Solve the riddle → What can you fill but never see, and the more you fill it, the smaller it gets? Solve the riddle → Which animal can always be counted on to have its homework finished? Solve the riddle → I'm a creature of the night, known for being awake when others sleep. If you prefer late hours, some might call you by my name. What am I? Solve the riddle →