Answer:
Just head and foot yet never tires of dancing.
As a whole, I am both safe and secure. Behead me, I become a place of meeting. Behead me again, I am the partner of ready. Restore me, I become the domain of beasts.
What is it that has four legs, one head, and a foot?
You must keep this thing. Its loss will affect your brothers. For once yours is lost, it will soon be lost by others.
A mile from end to end, yet as close to as a friend. A precious commodity, freely given. Seen on the dead and on the living. Found on the rich, poor, short and tall, but shared among children most of all.
Both a currency and an antlered male. What is it?