Answer:
They come in many varieties: Red, Black, Dead, and Caspian to name a few.
Defends your noggin from the hard pavement
What falls down but is never injured?
Pointing North, South, East, and West it saves the lost and helps the rest. What is it?
There is 10 birds on a branch, a man shot 5 of them. How many were left?
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.