Answer:
What has 4 fingers and a thumb but isn't alive?
I transfer oxygen from the atmosphere to your blood
A young man wants to have me but when he has me he no longer wants me. Blade in hand he attacks me and does his best to remove me. Yet he knows that it is all in vain.
I always run but never walk often murmur but never talk have a bed but never sleep has a mouth but never eat.
My first half means container. Not a lot of people understand my language. What am I?
I break away from my pack. I create holes in my victims. I can travel for miles and then disappear. I am part of a dying breed. What am I?