Goats

A hedge fund manager recently took it upon himself to bring 20 goats into Detroit as an experiment of urban agriculture. The city quickly shipped the herd off, but fans of goats wonder why these animals shouldn't have a place in the city.
Jun 22, 2014   NPR The Salt
Goats being used to clear brush on a hillside in downtown Los Angeles are a cost-effective and environmentally-friendly way to deal with overgrowth -- and they're attracting fans.
Aug 12, 2011   The New York Times
Al Johnson's Swedish Restaurant in Wisconsin features a traditional sod roof, complete with grazing goats. The Johnson family lawyers have trademarked the animal/roof combination, and sue anyone who does the same.
Sep 24, 2010   The Wall St. Journal
The city of Vancouver is hoping to reduce its energy use and carbon emissions by hiring a goat to maintain the grounds at city hall. Though the mayor wants to expand the goat program to schools and parks, some have reservations.
Apr 3, 2009   The Vancouver Courier