a long walk or hike on foot
Trekk
to keep an eye on something in order to oversee it.
supervised
consisting of grains; rough; gritty
Coarse
to look over or examine.
Scan
having been made or constructed
Fashioned
to crouch or squat close to the ground.
Hunker
to make preparations or plans for
arrange
unpredictable dangers; dangerous
Treacherous
Thin from hunger or disease
gaunt
A small piece or amount of something, typically used for testing
Sample