Thus months or years later a ready food source would be available.
Today they are an important source of food all over the world.
They used the river as an important source of food and a place for trade.
The black market is now the main source of food, the study found.
And only if we can't find another source of food.
The sea has always been the only source of food and money.
Fish and game are not a significant source of food.
They are also an important food source in many African countries.
There is another: I was the source of food and water.
Half of the world population's main food source is rice.
