How about being able to
*grow trees
*grow plants and food
*craft sharping rock that makes axes,sword,spears, arrows and so on sharped making them to inflict more damage
*taking animal heads and put them on spear preventing other animals of same kind to enter the camp
*picking up posions from snakes, spiders and scorpions helping locals to find a cure against the poison
*Killing creatures will make humans more confident increasing their combat skills