which statement is true about water intake? most animals are able to consume salt water if fresh water is unavailable. the average person (expending 2,000 kcal/day) needs to consume less than 1 liter of water each day. it is not possible for an animal to over-consume water. some desert animals are uniquely adapted to get all the water they need from food and metabolic processes. in order to stay properly hydrated, all animals must take in water by drinking it.