The advantage of avoiding over dependence on their garden food source is clear. If they experience a bad crop yield because of pests, climatic factors or other causes, they have another source of food available to them. They are already know how to gather wild foods. When families go trekking, they take along the mature crops from their gardens and obtain the rest of their food from wild sources in the forest. This also gives them more variety in their diet.
Nutritionists stress variety as an essential component of a healthy, balanced diet.
The abundance of game increases as the group travels farther from the overexploited land around the village. This increased intake of protein is necessary to maintain the health of the group. This necessitates that they hunt. When the game supply near the village becomes depleted, the village must go on a trek. The Yanomamo are known for their fierce, aggressive natures and their frequent violent disputes.