Answer:
What build its house with earthen string and ensnares its prey with a biting sting?
What has a brown coat, a long tail, and lives in house or shed but most active while you're in bed?
What has a horn but does not honk?
While I did live, I food did give, which many one did daily eat. Now being dead, you see they tread me under feet about the street.
Tiny creatures that have a special relationship with flowers.
Before I grow I'm small. When I'm old I grow tall. When I die I give a mighty fall.