Answer:
lighter than feather and softer than silk yet the strongest man in the world cannot hold me for more than a few minutes.
I am a tale in childrens' minds. Though an illusion, I occur every night. I give them a fantasy, I give them a fright. What am I?
I am a path between high natural masses; remove the first letter to get a path between man-made masses.
I make a loud noise when changing jacket. I become bigger and delicious.
I am an insect and the first part of my name is the name of another insect. What am I?
Give it food and it will live, give it water and it will die.