Obviously, goats are very lovely, but they can be useful as well as ornamental.  The flock that visit annually visit the Lawrence Berkeley National Laboratory (LBNL) in California are essential and have averted a number of crises.  In what has become a nice seasonal tradition, every year, the LBNL rent the herd from “Goats R Us”, to eat the grass and reduce the wildfire risk around the laboratory; watching their arrival is quite spectacular…