In our town they found a natural way of cutting the grass of the dikes: not with mechanical lawnmowers, but with a herd of sheep. This herd moves along the dike untill the grass is cut, and then move on to the next spot. Each year they pass twice at our house, so this morning I woke up from their bleating.
[click images to enlarge]
The herd grazing:
Mother sheep was tramping to protect her young
when I came closer to take a photo:
And daddy was watching me too: