The boy was watching the sheep.
New Zealand is a country of sheep and cows.
There were six sheep in the field.
And he chased the cattle, the sheep, and the people out of the temple.
They keep numbers of sheep.
That boy watches over the sheep.
As well be hanged for a sheep as a lamb.
I caught sight of a flock of sheep in the forest.
There were shepherds keeping watch over their flock.
Somebody could exchange a sheep or a horse, for example, for anything in the marketplace that they considered to be of equal value.