Answer:
A nut cracker up in a tree.
Long and think, red within, with a nail at the end.
When Iām metal or wood, I help you get home. When Iām flesh and Iām blood, In the darkness I roam.
The land was white the seed was black it'll take a good scholar to riddle me that. What is it?
Goes over all the hills and hollows. Bites hard, but never swallows.
They are many and one, they wave and they drum, Used to cover a state, they go with you everywhere.