They don't. That's why they drink alcohol. it's the cure.
Paushali Das has written: 'Wild edible plants of Tripura tribes' -- subject(s): Edible Wild plants, Wild foods, Wild plants, Edible
All foods have chemicals in them.
They eat edible foods.
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some foods can't be eaten and are only used for decorations therefore they are called unedible. whereas edible foods are most commonly referred to decorations that are eatable.
edible fruits...
mangosteen
It depends on the food.
There were a wide verity of foods that were common amongst many of the tribes, but the tribes were opportunistic about their environment which means that some tribes ate foods that were not available to other tribes because of simple distribution.
Edible means "able to be eaten". It refers to foods and substances that can be consumed and digested by a particular animal or insect.
There are many different tribes in the world, and they eat a wide variety of foods. If you want specific information you should enquire about a specific tribe.
Water plants eaten as foods include: Dulse (edible seaweed) Nori (edible seaweed, used in sushi maki rolls) Irish moss (contains carrageenan, a food additive) Sea cucumber Laver (edible seaweed)