Answer:
I have a hundred legs but cannot stand a long neck but no head and I eat the maid's life. What am I?
I am like thunder in your cranium
The 8 of us go forth and not back to protect our king from a foe's attack. What am I?
You can see me in water, but I never get wet. What am I?
I wear a red robe, with staff in hand and a stone in my throat. What am I?
No matter how little or how much you use me, you change me every month.