Answer:
I'm not really more than holes tied to more holes. I'm strong as good steel, though not as stiff as a pole.
What is pronounced like one letter, written with three letters. And belongs to all animals?
What has 4 legs in the morning, 2 legs in the evening and 3 legs in the night?
I can sizzle like bacon, I am made with an egg. I have plenty of backbone, but lack a good leg. I peel layers like onions, but still remain whole. I can be long, like a flagpole, yet fit in a hole.
I move without wings, Between silken string, I leave as you find, My substance behind.
What never gets any wetter no matter how hard it rains?