Water is also vital to a deer in another way. Not only does water satisfy the thirst of the deer it also provides a way of escape as the deer seeks a stream or source of water that erases the scent trail. “As a deer longs for flowing streams, so my soul longs for you, O God.”.Psalm 42:1.nly then will a deer stop, expose its neck and drink of the water available. It is also interesting that the Creator supplied the deer with large eyes that are still able to view the surroundings for well over 180 degrees of its surroundings while feeding or drinking.