Answer:
A tiny bead, like fragile glass, strung along a cord of grass.
What is something yet nothing, but if you fill it up it will disappear?
I start in little but I end in full, you'll find me in half and complete.
A natural tattoo on babies
Each morning I appear to lie at your feet, all day I follow no matter how fast you run. Yet I nearly perish in the midday sun.
I touch the Earth, I touch the sky, but if I touch you, you’ll likely die. What am I?