what is the correct job name of someone who is in the army as a game warden?

what is it called and what are the details?
there IS a such thing as a game warden in the military, they have them in the marines and the army for sure, i do not know about the other branches, but a friend of mine that i dont talk to anymore did that in the marines. there not "park rangers" if you dont know the freaking answer then dont answer it with stupid crap! just ignore the question if u dont know that answer, thanks.