Answer:
They're up near the sky, on something very tall. Sometimes they die, only then do they fall.
It's equally comfortable in an orchestra and a geometry textbook. What is it?
What types of words are these: madam, civic, eye, level?
What has 4 legs in the morning, 2 legs in the evening and 3 legs in the night?
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 have two eyes in the front and a lot of eyes on my tail