Putting food on the table is a very important part of wilderness survival.  We burn calories at an alarming rate in a survival situation and physically hunting for your food is not  always the best idea.  Trapping consumes far less calories and you can let the traps do the hunting for you while you rest or perform other useful tasks.   There are multiple trapping methods to procure food.  Here you can find primitive and modern  trap  techniques with deadfalls, snares, and body traps In the links below you will find videos of both modern and primitive traps.