What can you eat in the woods?

It depends on what type of forest you are in. In a temperate zone forest, depending on where you are, you can eat the following plants with preparation:

Amaranth

Arrowroot

Asparagus

Beechnut

Blackberries

Blueberries

Burdock

Cattail

Chestnut

Chicory

Chufa

Dandelion

Day Lily

Nettle

Oaks

Persimmon

Plantain

Pokeweed

Prickly pear cactus

Purslane

Sheep sorrel

Strawberries

Thistle

Water Lily and Lotus

Wild onion and garlic

Wild Rose

Wood sorrel

Also, you can trap or snare small mammals if necessary.

Or you can spear them if you have a knife to make a spear.

See also link below.