They don't know what things are edible in the woods. People should always carry a pocket guide of Edibles In The Wilderness when they go in the woods in case they get lost.
They didn't watch Bear Grylls?
They forgot to pack a knife & fork before they set off
theyve got refined taste buds but if there was some meat.,,
Afraid of the poisonous ones.
lack of imagination and ingenuity